2017805570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{827}}^1$

素因数の和:1427

約数の個数: 64

約数和(自身を含む): 4071295872

約数和(自身を除く): 2053490302

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 541, 827, 902, 1082, 1654, 2255, 2705, 4135, 4510, 5410, 5951, 8270, 9097, 11902, 18194, 22181, 29755, 33907, 44362, 45485, 59510, 67814, 90970, 110905, 169535, 221810, 243991, 339070, 372977, 447407, 487982, 745954, 894814, 1219955, 1864885, 2237035, 2439910, 3729770, 4474070, 4921477, 9842954, 18343687, 24607385, 36687374, 49214770, 91718435, 183436870, 201780557, 403561114, 1008902785, 2017805570]

約数ペア:

[(1, 2017805570), (2, 1008902785), (5, 403561114), (10, 201780557), (11, 183436870), (22, 91718435), (41, 49214770), (55, 36687374), (82, 24607385), (110, 18343687), (205, 9842954), (410, 4921477), (451, 4474070), (541, 3729770), (827, 2439910), (902, 2237035), (1082, 1864885), (1654, 1219955), (2255, 894814), (2705, 745954), (4135, 487982), (4510, 447407), (5410, 372977), (5951, 339070), (8270, 243991), (9097, 221810), (11902, 169535), (18194, 110905), (22181, 90970), (29755, 67814), (33907, 59510), (44362, 45485)]