5227640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^2$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 12950280

約数和(自身を除く): 7722640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 2180, 2398, 4360, 4796, 5995, 9592, 11881, 11990, 23762, 23980, 47524, 47960, 59405, 95048, 118810, 130691, 237620, 261382, 475240, 522764, 653455, 1045528, 1306910, 2613820, 5227640]

約数ペア:

[(1, 5227640), (2, 2613820), (4, 1306910), (5, 1045528), (8, 653455), (10, 522764), (11, 475240), (20, 261382), (22, 237620), (40, 130691), (44, 118810), (55, 95048), (88, 59405), (109, 47960), (110, 47524), (218, 23980), (220, 23762), (436, 11990), (440, 11881), (545, 9592), (872, 5995), (1090, 4796), (1199, 4360), (2180, 2398)]