28582160

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5857}}^1$

素因数の和:5931

約数の個数: 40

約数和(自身を含む): 67554456

約数和(自身を除く): 38972296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 5857, 11714, 23428, 29285, 46856, 58570, 93712, 117140, 234280, 357277, 468560, 714554, 1429108, 1786385, 2858216, 3572770, 5716432, 7145540, 14291080, 28582160]

約数ペア:

[(1, 28582160), (2, 14291080), (4, 7145540), (5, 5716432), (8, 3572770), (10, 2858216), (16, 1786385), (20, 1429108), (40, 714554), (61, 468560), (80, 357277), (122, 234280), (244, 117140), (305, 93712), (488, 58570), (610, 46856), (976, 29285), (1220, 23428), (2440, 11714), (4880, 5857)]