2019861890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{503}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 3847253760

約数和(自身を除く): 1827391870

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 227, 290, 305, 454, 503, 610, 1006, 1135, 1769, 2270, 2515, 3538, 5030, 6583, 8845, 13166, 13847, 14587, 17690, 27694, 29174, 30683, 32915, 61366, 65830, 69235, 72935, 114181, 138470, 145870, 153415, 228362, 306830, 401563, 570905, 803126, 889807, 1141810, 1779614, 2007815, 3311249, 4015630, 4449035, 6622498, 6965041, 8898070, 13930082, 16556245, 33112490, 34825205, 69650410, 201986189, 403972378, 1009930945, 2019861890]

約数ペア:

[(1, 2019861890), (2, 1009930945), (5, 403972378), (10, 201986189), (29, 69650410), (58, 34825205), (61, 33112490), (122, 16556245), (145, 13930082), (227, 8898070), (290, 6965041), (305, 6622498), (454, 4449035), (503, 4015630), (610, 3311249), (1006, 2007815), (1135, 1779614), (1769, 1141810), (2270, 889807), (2515, 803126), (3538, 570905), (5030, 401563), (6583, 306830), (8845, 228362), (13166, 153415), (13847, 145870), (14587, 138470), (17690, 114181), (27694, 72935), (29174, 69235), (30683, 65830), (32915, 61366)]