54516920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22343}}^1$

素因数の和:22415

約数の個数: 32

約数和(自身を含む): 124679520

約数和(自身を除く): 70162600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22343, 44686, 89372, 111715, 178744, 223430, 446860, 893720, 1362923, 2725846, 5451692, 6814615, 10903384, 13629230, 27258460, 54516920]

約数ペア:

[(1, 54516920), (2, 27258460), (4, 13629230), (5, 10903384), (8, 6814615), (10, 5451692), (20, 2725846), (40, 1362923), (61, 893720), (122, 446860), (244, 223430), (305, 178744), (488, 111715), (610, 89372), (1220, 44686), (2440, 22343)]