280181908

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{4721}}^1$

素因数の和:5163

約数の個数: 24

約数和(自身を含む): 504932904

約数和(自身を除く): 224750996

約数列:

[1, 2, 4, 37, 74, 148, 401, 802, 1604, 4721, 9442, 14837, 18884, 29674, 59348, 174677, 349354, 698708, 1893121, 3786242, 7572484, 70045477, 140090954, 280181908]

約数ペア:

[(1, 280181908), (2, 140090954), (4, 70045477), (37, 7572484), (74, 3786242), (148, 1893121), (401, 698708), (802, 349354), (1604, 174677), (4721, 59348), (9442, 29674), (14837, 18884)]