74498440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13399}}^1$

素因数の和:13549

約数の個数: 32

約数和(自身を含む): 168840000

約数和(自身を除く): 94341560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 13399, 26798, 53596, 66995, 107192, 133990, 267980, 535960, 1862461, 3724922, 7449844, 9312305, 14899688, 18624610, 37249220, 74498440]

約数ペア:

[(1, 74498440), (2, 37249220), (4, 18624610), (5, 14899688), (8, 9312305), (10, 7449844), (20, 3724922), (40, 1862461), (139, 535960), (278, 267980), (556, 133990), (695, 107192), (1112, 66995), (1390, 53596), (2780, 26798), (5560, 13399)]