2783750020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{11969}}^1$

素因数の和:12408

約数の個数: 48

約数和(自身を含む): 6063044400

約数和(自身を除く): 3279294380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 401, 580, 802, 1604, 2005, 4010, 8020, 11629, 11969, 23258, 23938, 46516, 47876, 58145, 59845, 116290, 119690, 232580, 239380, 347101, 694202, 1388404, 1735505, 3471010, 4799569, 6942020, 9599138, 19198276, 23997845, 47995690, 95991380, 139187501, 278375002, 556750004, 695937505, 1391875010, 2783750020]

約数ペア:

[(1, 2783750020), (2, 1391875010), (4, 695937505), (5, 556750004), (10, 278375002), (20, 139187501), (29, 95991380), (58, 47995690), (116, 23997845), (145, 19198276), (290, 9599138), (401, 6942020), (580, 4799569), (802, 3471010), (1604, 1735505), (2005, 1388404), (4010, 694202), (8020, 347101), (11629, 239380), (11969, 232580), (23258, 119690), (23938, 116290), (46516, 59845), (47876, 58145)]