1854193740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{259691}}^1$

素因数の和:259727

約数の個数: 96

約数和(自身を含む): 6282468864

約数和(自身を除く): 4428275124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 259691, 519382, 779073, 1038764, 1298455, 1558146, 1817837, 2596910, 3116292, 3635674, 3895365, 4414747, 5193820, 5453511, 7271348, 7790730, 8829494, 9089185, 10907022, 13244241, 15581460, 17658988, 18178370, 21814044, 22073735, 26488482, 27267555, 30903229, 36356740, 44147470, 52976964, 54535110, 61806458, 66221205, 88294940, 92709687, 109070220, 123612916, 132442410, 154516145, 185419374, 264884820, 309032290, 370838748, 463548435, 618064580, 927096870, 1854193740]

約数ペア:

[(1, 1854193740), (2, 927096870), (3, 618064580), (4, 463548435), (5, 370838748), (6, 309032290), (7, 264884820), (10, 185419374), (12, 154516145), (14, 132442410), (15, 123612916), (17, 109070220), (20, 92709687), (21, 88294940), (28, 66221205), (30, 61806458), (34, 54535110), (35, 52976964), (42, 44147470), (51, 36356740), (60, 30903229), (68, 27267555), (70, 26488482), (84, 22073735), (85, 21814044), (102, 18178370), (105, 17658988), (119, 15581460), (140, 13244241), (170, 10907022), (204, 9089185), (210, 8829494), (238, 7790730), (255, 7271348), (340, 5453511), (357, 5193820), (420, 4414747), (476, 3895365), (510, 3635674), (595, 3116292), (714, 2596910), (1020, 1817837), (1190, 1558146), (1428, 1298455), (1785, 1038764), (2380, 779073), (3570, 519382), (7140, 259691)]