4396291240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9991571}}^1$

素因数の和:9991593

約数の個数: 32

約数和(自身を含む): 10790897760

約数和(自身を除く): 6394606520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 9991571, 19983142, 39966284, 49957855, 79932568, 99915710, 109907281, 199831420, 219814562, 399662840, 439629124, 549536405, 879258248, 1099072810, 2198145620, 4396291240]

約数ペア:

[(1, 4396291240), (2, 2198145620), (4, 1099072810), (5, 879258248), (8, 549536405), (10, 439629124), (11, 399662840), (20, 219814562), (22, 199831420), (40, 109907281), (44, 99915710), (55, 79932568), (88, 49957855), (110, 39966284), (220, 19983142), (440, 9991571)]