2220121250

素因数分解:

$2^1\times 5^4\times {\mathrm{1776097}}^1$

素因数の和:1776119

約数の個数: 20

約数和(自身を含む): 4161397614

約数和(自身を除く): 1941276364

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 1776097, 3552194, 8880485, 17760970, 44402425, 88804850, 222012125, 444024250, 1110060625, 2220121250]

約数ペア:

[(1, 2220121250), (2, 1110060625), (5, 444024250), (10, 222012125), (25, 88804850), (50, 44402425), (125, 17760970), (250, 8880485), (625, 3552194), (1250, 1776097)]