56881180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 124921440

約数和(自身を除く): 68040260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 580, 971, 1010, 1942, 2020, 2929, 3884, 4855, 5858, 9710, 11716, 14645, 19420, 28159, 29290, 56318, 58580, 98071, 112636, 140795, 196142, 281590, 392284, 490355, 563180, 980710, 1961420, 2844059, 5688118, 11376236, 14220295, 28440590, 56881180]

約数ペア:

[(1, 56881180), (2, 28440590), (4, 14220295), (5, 11376236), (10, 5688118), (20, 2844059), (29, 1961420), (58, 980710), (101, 563180), (116, 490355), (145, 392284), (202, 281590), (290, 196142), (404, 140795), (505, 112636), (580, 98071), (971, 58580), (1010, 56318), (1942, 29290), (2020, 28159), (2929, 19420), (3884, 14645), (4855, 11716), (5858, 9710)]