22986920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 57153600

約数和(自身を除く): 34166680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 587, 712, 890, 979, 1174, 1780, 1958, 2348, 2935, 3560, 3916, 4696, 4895, 5870, 6457, 7832, 9790, 11740, 12914, 19580, 23480, 25828, 32285, 39160, 51656, 52243, 64570, 104486, 129140, 208972, 258280, 261215, 417944, 522430, 574673, 1044860, 1149346, 2089720, 2298692, 2873365, 4597384, 5746730, 11493460, 22986920]

約数ペア:

[(1, 22986920), (2, 11493460), (4, 5746730), (5, 4597384), (8, 2873365), (10, 2298692), (11, 2089720), (20, 1149346), (22, 1044860), (40, 574673), (44, 522430), (55, 417944), (88, 261215), (89, 258280), (110, 208972), (178, 129140), (220, 104486), (356, 64570), (440, 52243), (445, 51656), (587, 39160), (712, 32285), (890, 25828), (979, 23480), (1174, 19580), (1780, 12914), (1958, 11740), (2348, 9790), (2935, 7832), (3560, 6457), (3916, 5870), (4696, 4895)]