411604520

素因数分解:

$2^3\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{5413}}^1$

素因数の和:7325

約数の個数: 32

約数和(自身を含む): 926768520

約数和(自身を除く): 515164000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1901, 3802, 5413, 7604, 9505, 10826, 15208, 19010, 21652, 27065, 38020, 43304, 54130, 76040, 108260, 216520, 10290113, 20580226, 41160452, 51450565, 82320904, 102901130, 205802260, 411604520]

約数ペア:

[(1, 411604520), (2, 205802260), (4, 102901130), (5, 82320904), (8, 51450565), (10, 41160452), (20, 20580226), (40, 10290113), (1901, 216520), (3802, 108260), (5413, 76040), (7604, 54130), (9505, 43304), (10826, 38020), (15208, 27065), (19010, 21652)]