5403640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12281}}^1$

素因数の和:12303

約数の個数: 32

約数和(自身を含む): 13264560

約数和(自身を除く): 7860920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 12281, 24562, 49124, 61405, 98248, 122810, 135091, 245620, 270182, 491240, 540364, 675455, 1080728, 1350910, 2701820, 5403640]

約数ペア:

[(1, 5403640), (2, 2701820), (4, 1350910), (5, 1080728), (8, 675455), (10, 540364), (11, 491240), (20, 270182), (22, 245620), (40, 135091), (44, 122810), (55, 98248), (88, 61405), (110, 49124), (220, 24562), (440, 12281)]