20172487920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{33851}}^1$

素因数の和:34071

約数の個数: 160

約数和(自身を含む): 67699666944

約数和(自身を除く): 47527179024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 191, 195, 208, 240, 260, 312, 382, 390, 520, 573, 624, 764, 780, 955, 1040, 1146, 1528, 1560, 1910, 2292, 2483, 2865, 3056, 3120, 3820, 4584, 4966, 5730, 7449, 7640, 9168, 9932, 11460, 12415, 14898, 15280, 19864, 22920, 24830, 29796, 33851, 37245, 39728, 45840, 49660, 59592, 67702, 74490, 99320, 101553, 119184, 135404, 148980, 169255, 198640, 203106, 270808, 297960, 338510, 406212, 440063, 507765, 541616, 595920, 677020, 812424, 880126, 1015530, 1320189, 1354040, 1624848, 1760252, 2031060, 2200315, 2640378, 2708080, 3520504, 4062120, 4400630, 5280756, 6465541, 6600945, 7041008, 8124240, 8801260, 10561512, 12931082, 13201890, 17602520, 19396623, 21123024, 25862164, 26403780, 32327705, 35205040, 38793246, 51724328, 52807560, 64655410, 77586492, 84052033, 96983115, 103448656, 105615120, 129310820, 155172984, 168104066, 193966230, 252156099, 258621640, 310345968, 336208132, 387932460, 420260165, 504312198, 517243280, 672416264, 775864920, 840520330, 1008624396, 1260780495, 1344832528, 1551729840, 1681040660, 2017248792, 2521560990, 3362081320, 4034497584, 5043121980, 6724162640, 10086243960, 20172487920]

約数ペア:

[(1, 20172487920), (2, 10086243960), (3, 6724162640), (4, 5043121980), (5, 4034497584), (6, 3362081320), (8, 2521560990), (10, 2017248792), (12, 1681040660), (13, 1551729840), (15, 1344832528), (16, 1260780495), (20, 1008624396), (24, 840520330), (26, 775864920), (30, 672416264), (39, 517243280), (40, 504312198), (48, 420260165), (52, 387932460), (60, 336208132), (65, 310345968), (78, 258621640), (80, 252156099), (104, 193966230), (120, 168104066), (130, 155172984), (156, 129310820), (191, 105615120), (195, 103448656), (208, 96983115), (240, 84052033), (260, 77586492), (312, 64655410), (382, 52807560), (390, 51724328), (520, 38793246), (573, 35205040), (624, 32327705), (764, 26403780), (780, 25862164), (955, 21123024), (1040, 19396623), (1146, 17602520), (1528, 13201890), (1560, 12931082), (1910, 10561512), (2292, 8801260), (2483, 8124240), (2865, 7041008), (3056, 6600945), (3120, 6465541), (3820, 5280756), (4584, 4400630), (4966, 4062120), (5730, 3520504), (7449, 2708080), (7640, 2640378), (9168, 2200315), (9932, 2031060), (11460, 1760252), (12415, 1624848), (14898, 1354040), (15280, 1320189), (19864, 1015530), (22920, 880126), (24830, 812424), (29796, 677020), (33851, 595920), (37245, 541616), (39728, 507765), (45840, 440063), (49660, 406212), (59592, 338510), (67702, 297960), (74490, 270808), (99320, 203106), (101553, 198640), (119184, 169255), (135404, 148980)]