2820918804520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3697}}^1\times {\mathrm{196657}}^1$

素因数の和:200462

約数の個数: 64

約数和(自身を含む): 6414268124880

約数和(自身を除く): 3593349320360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3697, 3880, 7394, 14788, 18485, 29576, 36970, 73940, 147880, 196657, 358609, 393314, 717218, 786628, 983285, 1434436, 1573256, 1793045, 1966570, 2868872, 3586090, 3933140, 7172180, 7866280, 14344360, 19075729, 38151458, 76302916, 95378645, 152605832, 190757290, 381514580, 727040929, 763029160, 1454081858, 2908163716, 3635204645, 5816327432, 7270409290, 14540818580, 29081637160, 70522970113, 141045940226, 282091880452, 352614850565, 564183760904, 705229701130, 1410459402260, 2820918804520]

約数ペア:

[(1, 2820918804520), (2, 1410459402260), (4, 705229701130), (5, 564183760904), (8, 352614850565), (10, 282091880452), (20, 141045940226), (40, 70522970113), (97, 29081637160), (194, 14540818580), (388, 7270409290), (485, 5816327432), (776, 3635204645), (970, 2908163716), (1940, 1454081858), (3697, 763029160), (3880, 727040929), (7394, 381514580), (14788, 190757290), (18485, 152605832), (29576, 95378645), (36970, 76302916), (73940, 38151458), (147880, 19075729), (196657, 14344360), (358609, 7866280), (393314, 7172180), (717218, 3933140), (786628, 3586090), (983285, 2868872), (1434436, 1966570), (1573256, 1793045)]