2639684

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 4804800

約数和(自身を除く): 2165116

約数列:

[1, 2, 4, 43, 86, 103, 149, 172, 206, 298, 412, 596, 4429, 6407, 8858, 12814, 15347, 17716, 25628, 30694, 61388, 659921, 1319842, 2639684]

約数ペア:

[(1, 2639684), (2, 1319842), (4, 659921), (43, 61388), (86, 30694), (103, 25628), (149, 17716), (172, 15347), (206, 12814), (298, 8858), (412, 6407), (596, 4429)]