2070778840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12329}}^1$

素因数の和:12389

約数の個数: 128

約数和(自身を含む): 5592888000

約数和(自身を除く): 3522109160

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 520, 646, 680, 760, 884, 988, 1105, 1235, 1292, 1615, 1768, 1976, 2210, 2470, 2584, 3230, 4199, 4420, 4940, 6460, 8398, 8840, 9880, 12329, 12920, 16796, 20995, 24658, 33592, 41990, 49316, 61645, 83980, 98632, 123290, 160277, 167960, 209593, 234251, 246580, 320554, 419186, 468502, 493160, 641108, 801385, 838372, 937004, 1047965, 1171255, 1282216, 1602770, 1676744, 1874008, 2095930, 2342510, 2724709, 3045263, 3205540, 3982267, 4191860, 4685020, 5449418, 6090526, 6411080, 7964534, 8383720, 9370040, 10898836, 12181052, 13623545, 15226315, 15929068, 19911335, 21797672, 24362104, 27247090, 30452630, 31858136, 39822670, 51769471, 54494180, 60905260, 79645340, 103538942, 108988360, 121810520, 159290680, 207077884, 258847355, 414155768, 517694710, 1035389420, 2070778840]

約数ペア:

[(1, 2070778840), (2, 1035389420), (4, 517694710), (5, 414155768), (8, 258847355), (10, 207077884), (13, 159290680), (17, 121810520), (19, 108988360), (20, 103538942), (26, 79645340), (34, 60905260), (38, 54494180), (40, 51769471), (52, 39822670), (65, 31858136), (68, 30452630), (76, 27247090), (85, 24362104), (95, 21797672), (104, 19911335), (130, 15929068), (136, 15226315), (152, 13623545), (170, 12181052), (190, 10898836), (221, 9370040), (247, 8383720), (260, 7964534), (323, 6411080), (340, 6090526), (380, 5449418), (442, 4685020), (494, 4191860), (520, 3982267), (646, 3205540), (680, 3045263), (760, 2724709), (884, 2342510), (988, 2095930), (1105, 1874008), (1235, 1676744), (1292, 1602770), (1615, 1282216), (1768, 1171255), (1976, 1047965), (2210, 937004), (2470, 838372), (2584, 801385), (3230, 641108), (4199, 493160), (4420, 468502), (4940, 419186), (6460, 320554), (8398, 246580), (8840, 234251), (9880, 209593), (12329, 167960), (12920, 160277), (16796, 123290), (20995, 98632), (24658, 83980), (33592, 61645), (41990, 49316)]