921460820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:753

約数の個数: 96

約数和(自身を含む): 2262677760

約数和(自身を除く): 1341216940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 281, 295, 397, 413, 562, 590, 794, 826, 1124, 1180, 1405, 1588, 1652, 1967, 1985, 2065, 2779, 2810, 3934, 3970, 4130, 5558, 5620, 7868, 7940, 8260, 9835, 11116, 13895, 16579, 19670, 23423, 27790, 33158, 39340, 46846, 55580, 66316, 82895, 93692, 111557, 116053, 117115, 163961, 165790, 223114, 232106, 234230, 327922, 331580, 446228, 464212, 468460, 557785, 580265, 655844, 780899, 819805, 1115570, 1160530, 1561798, 1639610, 2231140, 2321060, 3123596, 3279220, 3904495, 6581863, 7808990, 13163726, 15617980, 26327452, 32909315, 46073041, 65818630, 92146082, 131637260, 184292164, 230365205, 460730410, 921460820]

約数ペア:

[(1, 921460820), (2, 460730410), (4, 230365205), (5, 184292164), (7, 131637260), (10, 92146082), (14, 65818630), (20, 46073041), (28, 32909315), (35, 26327452), (59, 15617980), (70, 13163726), (118, 7808990), (140, 6581863), (236, 3904495), (281, 3279220), (295, 3123596), (397, 2321060), (413, 2231140), (562, 1639610), (590, 1561798), (794, 1160530), (826, 1115570), (1124, 819805), (1180, 780899), (1405, 655844), (1588, 580265), (1652, 557785), (1967, 468460), (1985, 464212), (2065, 446228), (2779, 331580), (2810, 327922), (3934, 234230), (3970, 232106), (4130, 223114), (5558, 165790), (5620, 163961), (7868, 117115), (7940, 116053), (8260, 111557), (9835, 93692), (11116, 82895), (13895, 66316), (16579, 55580), (19670, 46846), (23423, 39340), (27790, 33158)]