490699460

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{5857}}^1$

素因数の和:5996

約数の個数: 48

約数和(自身を含む): 1062875520

約数和(自身を除く): 572176060

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 1180, 1420, 4189, 5857, 8378, 11714, 16756, 20945, 23428, 29285, 41890, 58570, 83780, 117140, 345563, 415847, 691126, 831694, 1382252, 1663388, 1727815, 2079235, 3455630, 4158470, 6911260, 8316940, 24534973, 49069946, 98139892, 122674865, 245349730, 490699460]

約数ペア:

[(1, 490699460), (2, 245349730), (4, 122674865), (5, 98139892), (10, 49069946), (20, 24534973), (59, 8316940), (71, 6911260), (118, 4158470), (142, 3455630), (236, 2079235), (284, 1727815), (295, 1663388), (355, 1382252), (590, 831694), (710, 691126), (1180, 415847), (1420, 345563), (4189, 117140), (5857, 83780), (8378, 58570), (11714, 41890), (16756, 29285), (20945, 23428)]