1878978730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{106217}}^1$

素因数の和:106314

約数の個数: 32

約数和(自身を含む): 3556178640

約数和(自身を除く): 1677199910

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1769, 3538, 8845, 17690, 106217, 212434, 531085, 1062170, 3080293, 6160586, 6479237, 12958474, 15401465, 30802930, 32396185, 64792370, 187897873, 375795746, 939489365, 1878978730]

約数ペア:

[(1, 1878978730), (2, 939489365), (5, 375795746), (10, 187897873), (29, 64792370), (58, 32396185), (61, 30802930), (122, 15401465), (145, 12958474), (290, 6479237), (305, 6160586), (610, 3080293), (1769, 1062170), (3538, 531085), (8845, 212434), (17690, 106217)]