3444920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 7866720

約数和(自身を除く): 4421800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1213, 1420, 2426, 2840, 4852, 6065, 9704, 12130, 24260, 48520, 86123, 172246, 344492, 430615, 688984, 861230, 1722460, 3444920]

約数ペア:

[(1, 3444920), (2, 1722460), (4, 861230), (5, 688984), (8, 430615), (10, 344492), (20, 172246), (40, 86123), (71, 48520), (142, 24260), (284, 12130), (355, 9704), (568, 6065), (710, 4852), (1213, 2840), (1420, 2426)]