1440374416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{16067}}^1$

素因数の和:16519

約数の個数: 40

約数和(自身を含む): 3012557184

約数和(自身を除く): 1572182768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 431, 862, 1724, 3448, 5603, 6896, 11206, 16067, 22412, 32134, 44824, 64268, 89648, 128536, 208871, 257072, 417742, 835484, 1670968, 3341936, 6924877, 13849754, 27699508, 55399016, 90023401, 110798032, 180046802, 360093604, 720187208, 1440374416]

約数ペア:

[(1, 1440374416), (2, 720187208), (4, 360093604), (8, 180046802), (13, 110798032), (16, 90023401), (26, 55399016), (52, 27699508), (104, 13849754), (208, 6924877), (431, 3341936), (862, 1670968), (1724, 835484), (3448, 417742), (5603, 257072), (6896, 208871), (11206, 128536), (16067, 89648), (22412, 64268), (32134, 44824)]