105416240

素因数分解:

$2^4\times 5^1\times {\mathrm{1317703}}^1$

素因数の和:1317716

約数の個数: 20

約数和(自身を含む): 245092944

約数和(自身を除く): 139676704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1317703, 2635406, 5270812, 6588515, 10541624, 13177030, 21083248, 26354060, 52708120, 105416240]

約数ペア:

[(1, 105416240), (2, 52708120), (4, 26354060), (5, 21083248), (8, 13177030), (10, 10541624), (16, 6588515), (20, 5270812), (40, 2635406), (80, 1317703)]