20125436964360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{3347}}^1$

素因数の和:3870

約数の個数: 1024

約数和(自身を含む): 79515310694400

約数和(自身を除く): 59389873730040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 73, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 146, 152, 156, 168, 182, 190, 195, 210, 219, 228, 247, 260, 266, 273, 280, 285, 292, 312, 364, 365, 380, 390, 397, 399, 420, 438, 455, 456, 494, 511, 520, 532, 546, 570, 584, 665, 728, 730, 741, 760, 780, 794, 798, 840, 876, 910, 949, 988, 1022, 1064, 1092, 1095, 1140, 1191, 1235, 1330, 1365, 1387, 1460, 1482, 1533, 1560, 1588, 1596, 1729, 1752, 1820, 1898, 1976, 1985, 1995, 2044, 2184, 2190, 2280, 2382, 2470, 2555, 2660, 2730, 2774, 2779, 2847, 2920, 2964, 3066, 3176, 3192, 3347, 3458, 3640, 3705, 3796, 3970, 3990, 4088, 4161, 4380, 4745, 4764, 4940, 5110, 5161, 5187, 5320, 5460, 5548, 5558, 5694, 5928, 5955, 6132, 6643, 6694, 6916, 6935, 7410, 7543, 7592, 7665, 7940, 7980, 8322, 8337, 8645, 8760, 9490, 9528, 9709, 9880, 10041, 10220, 10322, 10374, 10920, 11096, 11116, 11388, 11910, 12264, 13286, 13388, 13832, 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約数ペア:

[(1, 20125436964360), (2, 10062718482180), (3, 6708478988120), (4, 5031359241090), (5, 4025087392872), (6, 3354239494060), (7, 2875062423480), (8, 2515679620545), (10, 2012543696436), (12, 1677119747030), (13, 1548110535720), (14, 1437531211740), (15, 1341695797624), (19, 1059233524440), (20, 1006271848218), (21, 958354141160), (24, 838559873515), (26, 774055267860), (28, 718765605870), (30, 670847898812), (35, 575012484696), (38, 529616762220), (39, 516036845240), (40, 503135924109), (42, 479177070580), (52, 387027633930), (56, 359382802935), (57, 353077841480), (60, 335423949406), (65, 309622107144), (70, 287506242348), (73, 275690917320), (76, 264808381110), (78, 258018422620), (84, 239588535290), (91, 221158647960), (95, 211846704888), (104, 193513816965), (105, 191670828232), (114, 176538920740), (120, 167711974703), (130, 154811053572), (133, 151319074920), (140, 143753121174), (146, 137845458660), (152, 132404190555), (156, 129009211310), (168, 119794267645), (182, 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