18685340940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2447}}^1\times {\mathrm{18181}}^1$

素因数の和:20647

約数の個数: 96

約数和(自身を含む): 59820816384

約数和(自身を除く): 41135475444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2447, 4894, 7341, 9788, 12235, 14682, 17129, 18181, 24470, 29364, 34258, 36362, 36705, 48940, 51387, 54543, 68516, 72724, 73410, 85645, 90905, 102774, 109086, 127267, 146820, 171290, 181810, 205548, 218172, 254534, 256935, 272715, 342580, 363620, 381801, 509068, 513870, 545430, 636335, 763602, 1027740, 1090860, 1272670, 1527204, 1909005, 2545340, 3818010, 7636020, 44488907, 88977814, 133466721, 177955628, 222444535, 266933442, 311422349, 444889070, 533866884, 622844698, 667333605, 889778140, 934267047, 1245689396, 1334667210, 1557111745, 1868534094, 2669334420, 3114223490, 3737068188, 4671335235, 6228446980, 9342670470, 18685340940]

約数ペア:

[(1, 18685340940), (2, 9342670470), (3, 6228446980), (4, 4671335235), (5, 3737068188), (6, 3114223490), (7, 2669334420), (10, 1868534094), (12, 1557111745), (14, 1334667210), (15, 1245689396), (20, 934267047), (21, 889778140), (28, 667333605), (30, 622844698), (35, 533866884), (42, 444889070), (60, 311422349), (70, 266933442), (84, 222444535), (105, 177955628), (140, 133466721), (210, 88977814), (420, 44488907), (2447, 7636020), (4894, 3818010), (7341, 2545340), (9788, 1909005), (12235, 1527204), (14682, 1272670), (17129, 1090860), (18181, 1027740), (24470, 763602), (29364, 636335), (34258, 545430), (36362, 513870), (36705, 509068), (48940, 381801), (51387, 363620), (54543, 342580), (68516, 272715), (72724, 256935), (73410, 254534), (85645, 218172), (90905, 205548), (102774, 181810), (109086, 171290), (127267, 146820)]