401060672

素因数分解:

$2^6\times {\mathrm{313}}^1\times {\mathrm{20021}}^1$

素因数の和:20346

約数の個数: 28

約数和(自身を含む): 798437316

約数和(自身を除く): 397376644

約数列:

[1, 2, 4, 8, 16, 32, 64, 313, 626, 1252, 2504, 5008, 10016, 20021, 20032, 40042, 80084, 160168, 320336, 640672, 1281344, 6266573, 12533146, 25066292, 50132584, 100265168, 200530336, 401060672]

約数ペア:

[(1, 401060672), (2, 200530336), (4, 100265168), (8, 50132584), (16, 25066292), (32, 12533146), (64, 6266573), (313, 1281344), (626, 640672), (1252, 320336), (2504, 160168), (5008, 80084), (10016, 40042), (20021, 20032)]