2021636606960

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1861}}^1\times {\mathrm{106921}}^1$

素因数の和:108922

約数の個数: 80

約数和(自身を含む): 4739905293312

約数和(自身を除く): 2718268686352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 1861, 2032, 2540, 3722, 5080, 7444, 9305, 10160, 14888, 18610, 29776, 37220, 74440, 106921, 148880, 213842, 236347, 427684, 472694, 534605, 855368, 945388, 1069210, 1181735, 1710736, 1890776, 2138420, 2363470, 3781552, 4276840, 4726940, 8553680, 9453880, 13578967, 18907760, 27157934, 54315868, 67894835, 108631736, 135789670, 198979981, 217263472, 271579340, 397959962, 543158680, 795919924, 994899905, 1086317360, 1591839848, 1989799810, 3183679696, 3979599620, 7959199240, 15918398480, 25270457587, 50540915174, 101081830348, 126352287935, 202163660696, 252704575870, 404327321392, 505409151740, 1010818303480, 2021636606960]

約数ペア:

[(1, 2021636606960), (2, 1010818303480), (4, 505409151740), (5, 404327321392), (8, 252704575870), (10, 202163660696), (16, 126352287935), (20, 101081830348), (40, 50540915174), (80, 25270457587), (127, 15918398480), (254, 7959199240), (508, 3979599620), (635, 3183679696), (1016, 1989799810), (1270, 1591839848), (1861, 1086317360), (2032, 994899905), (2540, 795919924), (3722, 543158680), (5080, 397959962), (7444, 271579340), (9305, 217263472), (10160, 198979981), (14888, 135789670), (18610, 108631736), (29776, 67894835), (37220, 54315868), (74440, 27157934), (106921, 18907760), (148880, 13578967), (213842, 9453880), (236347, 8553680), (427684, 4726940), (472694, 4276840), (534605, 3781552), (855368, 2363470), (945388, 2138420), (1069210, 1890776), (1181735, 1710736)]