26698220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 57970080

約数和(自身を除く): 31271860

約数列:

[1, 2, 4, 5, 10, 20, 53, 89, 106, 178, 212, 265, 283, 356, 445, 530, 566, 890, 1060, 1132, 1415, 1780, 2830, 4717, 5660, 9434, 14999, 18868, 23585, 25187, 29998, 47170, 50374, 59996, 74995, 94340, 100748, 125935, 149990, 251870, 299980, 503740, 1334911, 2669822, 5339644, 6674555, 13349110, 26698220]

約数ペア:

[(1, 26698220), (2, 13349110), (4, 6674555), (5, 5339644), (10, 2669822), (20, 1334911), (53, 503740), (89, 299980), (106, 251870), (178, 149990), (212, 125935), (265, 100748), (283, 94340), (356, 74995), (445, 59996), (530, 50374), (566, 47170), (890, 29998), (1060, 25187), (1132, 23585), (1415, 18868), (1780, 14999), (2830, 9434), (4717, 5660)]