15669626480

素因数分解:

$2^4\times 5^1\times {\mathrm{195870331}}^1$

素因数の和:195870344

約数の個数: 20

約数和(自身を含む): 36431881752

約数和(自身を除く): 20762255272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195870331, 391740662, 783481324, 979351655, 1566962648, 1958703310, 3133925296, 3917406620, 7834813240, 15669626480]

約数ペア:

[(1, 15669626480), (2, 7834813240), (4, 3917406620), (5, 3133925296), (8, 1958703310), (10, 1566962648), (16, 979351655), (20, 783481324), (40, 391740662), (80, 195870331)]