4545640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10331}}^1$

素因数の和:10353

約数の個数: 32

約数和(自身を含む): 11158560

約数和(自身を除く): 6612920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 10331, 20662, 41324, 51655, 82648, 103310, 113641, 206620, 227282, 413240, 454564, 568205, 909128, 1136410, 2272820, 4545640]

約数ペア:

[(1, 4545640), (2, 2272820), (4, 1136410), (5, 909128), (8, 568205), (10, 454564), (11, 413240), (20, 227282), (22, 206620), (40, 113641), (44, 103310), (55, 82648), (88, 51655), (110, 41324), (220, 20662), (440, 10331)]