2011127980

素因数分解:

$2^2\times 5^1\times {\mathrm{3221}}^1\times {\mathrm{31219}}^1$

素因数の和:34449

約数の個数: 24

約数和(自身を含む): 4224815280

約数和(自身を除く): 2213687300

約数列:

[1, 2, 4, 5, 10, 20, 3221, 6442, 12884, 16105, 31219, 32210, 62438, 64420, 124876, 156095, 312190, 624380, 100556399, 201112798, 402225596, 502781995, 1005563990, 2011127980]

約数ペア:

[(1, 2011127980), (2, 1005563990), (4, 502781995), (5, 402225596), (10, 201112798), (20, 100556399), (3221, 624380), (6442, 312190), (12884, 156095), (16105, 124876), (31219, 64420), (32210, 62438)]