20206071290

素因数分解:

$2^1\times 5^1\times {\mathrm{6449}}^1\times {\mathrm{313321}}^1$

素因数の和:319777

約数の個数: 16

約数和(自身を含む): 36376684200

約数和(自身を除く): 16170612910

約数列:

[1, 2, 5, 10, 6449, 12898, 32245, 64490, 313321, 626642, 1566605, 3133210, 2020607129, 4041214258, 10103035645, 20206071290]

約数ペア:

[(1, 20206071290), (2, 10103035645), (5, 4041214258), (10, 2020607129), (6449, 3133210), (12898, 1566605), (32245, 626642), (64490, 313321)]