165214940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{750977}}^1$

素因数の和:750997

約数の個数: 24

約数和(自身を含む): 378492912

約数和(自身を除く): 213277972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 750977, 1501954, 3003908, 3754885, 7509770, 8260747, 15019540, 16521494, 33042988, 41303735, 82607470, 165214940]

約数ペア:

[(1, 165214940), (2, 82607470), (4, 41303735), (5, 33042988), (10, 16521494), (11, 15019540), (20, 8260747), (22, 7509770), (44, 3754885), (55, 3003908), (110, 1501954), (220, 750977)]