938569540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{27917}}^1$

素因数の和:28008

約数の個数: 36

約数和(自身を含む): 2020313988

約数和(自身を除く): 1081744448

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 3362, 6724, 8405, 16810, 27917, 33620, 55834, 111668, 139585, 279170, 558340, 1144597, 2289194, 4578388, 5722985, 11445970, 22891940, 46928477, 93856954, 187713908, 234642385, 469284770, 938569540]

約数ペア:

[(1, 938569540), (2, 469284770), (4, 234642385), (5, 187713908), (10, 93856954), (20, 46928477), (41, 22891940), (82, 11445970), (164, 5722985), (205, 4578388), (410, 2289194), (820, 1144597), (1681, 558340), (3362, 279170), (6724, 139585), (8405, 111668), (16810, 55834), (27917, 33620)]