1320221938

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{8819}}^1$

素因数の和:8899

約数の個数: 48

約数和(自身を含む): 2469458880

約数和(自身を除く): 1149236942

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 289, 518, 578, 629, 1258, 2023, 4046, 4403, 8806, 8819, 10693, 17638, 21386, 61733, 74851, 123466, 149702, 149923, 299846, 326303, 652606, 1049461, 2098922, 2284121, 2548691, 4568242, 5097382, 5547151, 11094302, 17840837, 35681674, 38830057, 77660114, 94301567, 188603134, 660110969, 1320221938]

約数ペア:

[(1, 1320221938), (2, 660110969), (7, 188603134), (14, 94301567), (17, 77660114), (34, 38830057), (37, 35681674), (74, 17840837), (119, 11094302), (238, 5547151), (259, 5097382), (289, 4568242), (518, 2548691), (578, 2284121), (629, 2098922), (1258, 1049461), (2023, 652606), (4046, 326303), (4403, 299846), (8806, 149923), (8819, 149702), (10693, 123466), (17638, 74851), (21386, 61733)]