84429140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1039}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 188697600

約数和(自身を除く): 104268460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 340, 478, 956, 1039, 1195, 2078, 2390, 4063, 4156, 4780, 5195, 8126, 10390, 16252, 17663, 20315, 20780, 35326, 40630, 70652, 81260, 88315, 176630, 248321, 353260, 496642, 993284, 1241605, 2483210, 4221457, 4966420, 8442914, 16885828, 21107285, 42214570, 84429140]

約数ペア:

[(1, 84429140), (2, 42214570), (4, 21107285), (5, 16885828), (10, 8442914), (17, 4966420), (20, 4221457), (34, 2483210), (68, 1241605), (85, 993284), (170, 496642), (239, 353260), (340, 248321), (478, 176630), (956, 88315), (1039, 81260), (1195, 70652), (2078, 40630), (2390, 35326), (4063, 20780), (4156, 20315), (4780, 17663), (5195, 16252), (8126, 10390)]