2045304880

素因数分解:

$2^4\times 5^1\times {\mathrm{6691}}^1\times {\mathrm{3821}}^1$

素因数の和:10525

約数の個数: 40

約数和(自身を含む): 4757289264

約数和(自身を除く): 2711984384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3821, 6691, 7642, 13382, 15284, 19105, 26764, 30568, 33455, 38210, 53528, 61136, 66910, 76420, 107056, 133820, 152840, 267640, 305680, 535280, 25566311, 51132622, 102265244, 127831555, 204530488, 255663110, 409060976, 511326220, 1022652440, 2045304880]

約数ペア:

[(1, 2045304880), (2, 1022652440), (4, 511326220), (5, 409060976), (8, 255663110), (10, 204530488), (16, 127831555), (20, 102265244), (40, 51132622), (80, 25566311), (3821, 535280), (6691, 305680), (7642, 267640), (13382, 152840), (15284, 133820), (19105, 107056), (26764, 76420), (30568, 66910), (33455, 61136), (38210, 53528)]