4445295280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1292237}}^1$

素因数の和:1292293

約数の個数: 40

約数和(自身を含む): 10575675792

約数和(自身を除く): 6130380512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 1292237, 2584474, 5168948, 6461185, 10337896, 12922370, 20675792, 25844740, 51689480, 55566191, 103378960, 111132382, 222264764, 277830955, 444529528, 555661910, 889059056, 1111323820, 2222647640, 4445295280]

約数ペア:

[(1, 4445295280), (2, 2222647640), (4, 1111323820), (5, 889059056), (8, 555661910), (10, 444529528), (16, 277830955), (20, 222264764), (40, 111132382), (43, 103378960), (80, 55566191), (86, 51689480), (172, 25844740), (215, 20675792), (344, 12922370), (430, 10337896), (688, 6461185), (860, 5168948), (1720, 2584474), (3440, 1292237)]