80278620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1337977}}^1$

素因数の和:1337989

約数の個数: 24

約数和(自身を含む): 224780304

約数和(自身を除く): 144501684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1337977, 2675954, 4013931, 5351908, 6689885, 8027862, 13379770, 16055724, 20069655, 26759540, 40139310, 80278620]

約数ペア:

[(1, 80278620), (2, 40139310), (3, 26759540), (4, 20069655), (5, 16055724), (6, 13379770), (10, 8027862), (12, 6689885), (15, 5351908), (20, 4013931), (30, 2675954), (60, 1337977)]