2017229840

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{30713}}^1$

素因数の和:31547

約数の個数: 40

約数和(自身を含む): 4695924888

約数和(自身を除く): 2678695048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 3284, 4105, 6568, 8210, 13136, 16420, 30713, 32840, 61426, 65680, 122852, 153565, 245704, 307130, 491408, 614260, 1228520, 2457040, 25215373, 50430746, 100861492, 126076865, 201722984, 252153730, 403445968, 504307460, 1008614920, 2017229840]

約数ペア:

[(1, 2017229840), (2, 1008614920), (4, 504307460), (5, 403445968), (8, 252153730), (10, 201722984), (16, 126076865), (20, 100861492), (40, 50430746), (80, 25215373), (821, 2457040), (1642, 1228520), (3284, 614260), (4105, 491408), (6568, 307130), (8210, 245704), (13136, 153565), (16420, 122852), (30713, 65680), (32840, 61426)]