1810361540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{240101}}^1$

素因数の和:240152

約数の個数: 48

約数和(自身を含む): 4235399280

約数和(自身を除く): 2425037740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 240101, 480202, 960404, 1200505, 2401010, 3121313, 4802020, 6242626, 6962929, 12485252, 13925858, 15606565, 27851716, 31213130, 34814645, 62426260, 69629290, 90518077, 139258580, 181036154, 362072308, 452590385, 905180770, 1810361540]

約数ペア:

[(1, 1810361540), (2, 905180770), (4, 452590385), (5, 362072308), (10, 181036154), (13, 139258580), (20, 90518077), (26, 69629290), (29, 62426260), (52, 34814645), (58, 31213130), (65, 27851716), (116, 15606565), (130, 13925858), (145, 12485252), (260, 6962929), (290, 6242626), (377, 4802020), (580, 3121313), (754, 2401010), (1508, 1200505), (1885, 960404), (3770, 480202), (7540, 240101)]