411280120

素因数分解:

$2^3\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{6343}}^1$

素因数の和:7975

約数の個数: 32

約数和(自身を含む): 926097120

約数和(自身を除く): 514817000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1621, 3242, 6343, 6484, 8105, 12686, 12968, 16210, 25372, 31715, 32420, 50744, 63430, 64840, 126860, 253720, 10282003, 20564006, 41128012, 51410015, 82256024, 102820030, 205640060, 411280120]

約数ペア:

[(1, 411280120), (2, 205640060), (4, 102820030), (5, 82256024), (8, 51410015), (10, 41128012), (20, 20564006), (40, 10282003), (1621, 253720), (3242, 126860), (6343, 64840), (6484, 63430), (8105, 50744), (12686, 32420), (12968, 31715), (16210, 25372)]