914458679990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5501}}^1\times {\mathrm{20347}}^1$

素因数の和:25917

約数の個数: 64

約数和(自身を含む): 1773362384640

約数和(自身を除く): 858903704650

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 5501, 8170, 11002, 20347, 27505, 40694, 55010, 101735, 104519, 203470, 209038, 236543, 386593, 473086, 522595, 773186, 874921, 1045190, 1182715, 1749842, 1932965, 2365430, 3865930, 4374605, 4494317, 8749210, 8988634, 16623499, 22471585, 33246998, 44943170, 83117495, 111928847, 166234990, 223857694, 559644235, 1119288470, 2126648093, 4253296186, 4812940421, 9625880842, 10633240465, 21266480930, 24064702105, 48129404210, 91445867999, 182891735998, 457229339995, 914458679990]

約数ペア:

[(1, 914458679990), (2, 457229339995), (5, 182891735998), (10, 91445867999), (19, 48129404210), (38, 24064702105), (43, 21266480930), (86, 10633240465), (95, 9625880842), (190, 4812940421), (215, 4253296186), (430, 2126648093), (817, 1119288470), (1634, 559644235), (4085, 223857694), (5501, 166234990), (8170, 111928847), (11002, 83117495), (20347, 44943170), (27505, 33246998), (40694, 22471585), (55010, 16623499), (101735, 8988634), (104519, 8749210), (203470, 4494317), (209038, 4374605), (236543, 3865930), (386593, 2365430), (473086, 1932965), (522595, 1749842), (773186, 1182715), (874921, 1045190)]