2108671490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{3511}}^1$

素因数の和:3675

約数の個数: 64

約数和(自身を含む): 4172256000

約数和(自身を除く): 2063584510

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 109, 145, 190, 218, 290, 545, 551, 1090, 1102, 2071, 2755, 3161, 3511, 4142, 5510, 6322, 7022, 10355, 15805, 17555, 20710, 31610, 35110, 60059, 66709, 101819, 120118, 133418, 203638, 300295, 333545, 382699, 509095, 600590, 667090, 765398, 1018190, 1913495, 1934561, 3826990, 3869122, 7271281, 9672805, 11098271, 14542562, 19345610, 22196542, 36356405, 55491355, 72712810, 110982710, 210867149, 421734298, 1054335745, 2108671490]

約数ペア:

[(1, 2108671490), (2, 1054335745), (5, 421734298), (10, 210867149), (19, 110982710), (29, 72712810), (38, 55491355), (58, 36356405), (95, 22196542), (109, 19345610), (145, 14542562), (190, 11098271), (218, 9672805), (290, 7271281), (545, 3869122), (551, 3826990), (1090, 1934561), (1102, 1913495), (2071, 1018190), (2755, 765398), (3161, 667090), (3511, 600590), (4142, 509095), (5510, 382699), (6322, 333545), (7022, 300295), (10355, 203638), (15805, 133418), (17555, 120118), (20710, 101819), (31610, 66709), (35110, 60059)]