140565560

素因数分解:

$2^3\times 5^1\times {\mathrm{877}}^1\times {\mathrm{4007}}^1$

素因数の和:4895

約数の個数: 32

約数和(自身を含む): 316712160

約数和(自身を除く): 176146600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 877, 1754, 3508, 4007, 4385, 7016, 8014, 8770, 16028, 17540, 20035, 32056, 35080, 40070, 80140, 160280, 3514139, 7028278, 14056556, 17570695, 28113112, 35141390, 70282780, 140565560]

約数ペア:

[(1, 140565560), (2, 70282780), (4, 35141390), (5, 28113112), (8, 17570695), (10, 14056556), (20, 7028278), (40, 3514139), (877, 160280), (1754, 80140), (3508, 40070), (4007, 35080), (4385, 32056), (7016, 20035), (8014, 17540), (8770, 16028)]