22756240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21881}}^1$

素因数の和:21907

約数の個数: 40

約数和(自身を含む): 56980728

約数和(自身を除く): 34224488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21881, 43762, 87524, 109405, 175048, 218810, 284453, 350096, 437620, 568906, 875240, 1137812, 1422265, 1750480, 2275624, 2844530, 4551248, 5689060, 11378120, 22756240]

約数ペア:

[(1, 22756240), (2, 11378120), (4, 5689060), (5, 4551248), (8, 2844530), (10, 2275624), (13, 1750480), (16, 1422265), (20, 1137812), (26, 875240), (40, 568906), (52, 437620), (65, 350096), (80, 284453), (104, 218810), (130, 175048), (208, 109405), (260, 87524), (520, 43762), (1040, 21881)]