872866480

素因数分解:

$2^4\times 5^1\times {\mathrm{10910831}}^1$

素因数の和:10910844

約数の個数: 20

約数和(自身を含む): 2029414752

約数和(自身を除く): 1156548272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10910831, 21821662, 43643324, 54554155, 87286648, 109108310, 174573296, 218216620, 436433240, 872866480]

約数ペア:

[(1, 872866480), (2, 436433240), (4, 218216620), (5, 174573296), (8, 109108310), (10, 87286648), (16, 54554155), (20, 43643324), (40, 21821662), (80, 10910831)]