13279640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30181}}^1$

素因数の和:30203

約数の個数: 32

約数和(自身を含む): 32596560

約数和(自身を除く): 19316920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30181, 60362, 120724, 150905, 241448, 301810, 331991, 603620, 663982, 1207240, 1327964, 1659955, 2655928, 3319910, 6639820, 13279640]

約数ペア:

[(1, 13279640), (2, 6639820), (4, 3319910), (5, 2655928), (8, 1659955), (10, 1327964), (11, 1207240), (20, 663982), (22, 603620), (40, 331991), (44, 301810), (55, 241448), (88, 150905), (110, 120724), (220, 60362), (440, 30181)]