140053040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56473}}^1$

素因数の和:56517

約数の個数: 40

約数和(自身を含む): 336133248

約数和(自身を除く): 196080208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56473, 112946, 225892, 282365, 451784, 564730, 903568, 1129460, 1750663, 2258920, 3501326, 4517840, 7002652, 8753315, 14005304, 17506630, 28010608, 35013260, 70026520, 140053040]

約数ペア:

[(1, 140053040), (2, 70026520), (4, 35013260), (5, 28010608), (8, 17506630), (10, 14005304), (16, 8753315), (20, 7002652), (31, 4517840), (40, 3501326), (62, 2258920), (80, 1750663), (124, 1129460), (155, 903568), (248, 564730), (310, 451784), (496, 282365), (620, 225892), (1240, 112946), (2480, 56473)]