2156520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17971}}^1$

素因数の和:17985

約数の個数: 32

約数和(自身を含む): 6469920

約数和(自身を除く): 4313400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 17971, 35942, 53913, 71884, 89855, 107826, 143768, 179710, 215652, 269565, 359420, 431304, 539130, 718840, 1078260, 2156520]

約数ペア:

[(1, 2156520), (2, 1078260), (3, 718840), (4, 539130), (5, 431304), (6, 359420), (8, 269565), (10, 215652), (12, 179710), (15, 143768), (20, 107826), (24, 89855), (30, 71884), (40, 53913), (60, 35942), (120, 17971)]