142393520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29179}}^1$

素因数の和:29253

約数の個数: 40

約数和(自身を含む): 336503760

約数和(自身を除く): 194110240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 29179, 58358, 116716, 145895, 233432, 291790, 466864, 583580, 1167160, 1779919, 2334320, 3559838, 7119676, 8899595, 14239352, 17799190, 28478704, 35598380, 71196760, 142393520]

約数ペア:

[(1, 142393520), (2, 71196760), (4, 35598380), (5, 28478704), (8, 17799190), (10, 14239352), (16, 8899595), (20, 7119676), (40, 3559838), (61, 2334320), (80, 1779919), (122, 1167160), (244, 583580), (305, 466864), (488, 291790), (610, 233432), (976, 145895), (1220, 116716), (2440, 58358), (4880, 29179)]