201645620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{916571}}^1$

素因数の和:916591

約数の個数: 24

約数和(自身を含む): 461952288

約数和(自身を除く): 260306668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 916571, 1833142, 3666284, 4582855, 9165710, 10082281, 18331420, 20164562, 40329124, 50411405, 100822810, 201645620]

約数ペア:

[(1, 201645620), (2, 100822810), (4, 50411405), (5, 40329124), (10, 20164562), (11, 18331420), (20, 10082281), (22, 9165710), (44, 4582855), (55, 3666284), (110, 1833142), (220, 916571)]