118383220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{509}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 258325200

約数和(自身を除く): 139941980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 401, 509, 580, 802, 1018, 1604, 2005, 2036, 2545, 4010, 5090, 8020, 10180, 11629, 14761, 23258, 29522, 46516, 58145, 59044, 73805, 116290, 147610, 204109, 232580, 295220, 408218, 816436, 1020545, 2041090, 4082180, 5919161, 11838322, 23676644, 29595805, 59191610, 118383220]

約数ペア:

[(1, 118383220), (2, 59191610), (4, 29595805), (5, 23676644), (10, 11838322), (20, 5919161), (29, 4082180), (58, 2041090), (116, 1020545), (145, 816436), (290, 408218), (401, 295220), (509, 232580), (580, 204109), (802, 147610), (1018, 116290), (1604, 73805), (2005, 59044), (2036, 58145), (2545, 46516), (4010, 29522), (5090, 23258), (8020, 14761), (10180, 11629)]