491569420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{2851}}^1$

素因数の和:3130

約数の個数: 48

約数和(自身を含む): 1065119328

約数和(自身を除く): 573549908

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 233, 370, 466, 740, 932, 1165, 2330, 2851, 4660, 5702, 8621, 11404, 14255, 17242, 28510, 34484, 43105, 57020, 86210, 105487, 172420, 210974, 421948, 527435, 664283, 1054870, 1328566, 2109740, 2657132, 3321415, 6642830, 13285660, 24578471, 49156942, 98313884, 122892355, 245784710, 491569420]

約数ペア:

[(1, 491569420), (2, 245784710), (4, 122892355), (5, 98313884), (10, 49156942), (20, 24578471), (37, 13285660), (74, 6642830), (148, 3321415), (185, 2657132), (233, 2109740), (370, 1328566), (466, 1054870), (740, 664283), (932, 527435), (1165, 421948), (2330, 210974), (2851, 172420), (4660, 105487), (5702, 86210), (8621, 57020), (11404, 43105), (14255, 34484), (17242, 28510)]