320491180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{5471}}^1$

素因数の和:5610

約数の個数: 48

約数和(自身を含む): 703261440

約数和(自身を除く): 382770260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 580, 1010, 2020, 2929, 5471, 5858, 10942, 11716, 14645, 21884, 27355, 29290, 54710, 58580, 109420, 158659, 317318, 552571, 634636, 793295, 1105142, 1586590, 2210284, 2762855, 3173180, 5525710, 11051420, 16024559, 32049118, 64098236, 80122795, 160245590, 320491180]

約数ペア:

[(1, 320491180), (2, 160245590), (4, 80122795), (5, 64098236), (10, 32049118), (20, 16024559), (29, 11051420), (58, 5525710), (101, 3173180), (116, 2762855), (145, 2210284), (202, 1586590), (290, 1105142), (404, 793295), (505, 634636), (580, 552571), (1010, 317318), (2020, 158659), (2929, 109420), (5471, 58580), (5858, 54710), (10942, 29290), (11716, 27355), (14645, 21884)]