22645640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9281}}^1$

素因数の和:9353

約数の個数: 32

約数和(自身を含む): 51793560

約数和(自身を除く): 29147920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9281, 18562, 37124, 46405, 74248, 92810, 185620, 371240, 566141, 1132282, 2264564, 2830705, 4529128, 5661410, 11322820, 22645640]

約数ペア:

[(1, 22645640), (2, 11322820), (4, 5661410), (5, 4529128), (8, 2830705), (10, 2264564), (20, 1132282), (40, 566141), (61, 371240), (122, 185620), (244, 92810), (305, 74248), (488, 46405), (610, 37124), (1220, 18562), (2440, 9281)]