5139640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11681}}^1$

素因数の和:11703

約数の個数: 32

約数和(自身を含む): 12616560

約数和(自身を除く): 7476920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 11681, 23362, 46724, 58405, 93448, 116810, 128491, 233620, 256982, 467240, 513964, 642455, 1027928, 1284910, 2569820, 5139640]

約数ペア:

[(1, 5139640), (2, 2569820), (4, 1284910), (5, 1027928), (8, 642455), (10, 513964), (11, 467240), (20, 256982), (22, 233620), (40, 128491), (44, 116810), (55, 93448), (88, 58405), (110, 46724), (220, 23362), (440, 11681)]