30145940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{12457}}^1$

素因数の和:12488

約数の個数: 36

約数和(自身を含む): 69590388

約数和(自身を除く): 39444448

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 12457, 24914, 49828, 62285, 124570, 137027, 249140, 274054, 548108, 685135, 1370270, 1507297, 2740540, 3014594, 6029188, 7536485, 15072970, 30145940]

約数ペア:

[(1, 30145940), (2, 15072970), (4, 7536485), (5, 6029188), (10, 3014594), (11, 2740540), (20, 1507297), (22, 1370270), (44, 685135), (55, 548108), (110, 274054), (121, 249140), (220, 137027), (242, 124570), (484, 62285), (605, 49828), (1210, 24914), (2420, 12457)]