221740450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2311}}^1$

素因数の和:2443

約数の個数: 48

約数和(自身を含む): 438632640

約数和(自身を除く): 216892190

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 101, 190, 202, 475, 505, 950, 1010, 1919, 2311, 2525, 3838, 4622, 5050, 9595, 11555, 19190, 23110, 43909, 47975, 57775, 87818, 95950, 115550, 219545, 233411, 439090, 466822, 1097725, 1167055, 2195450, 2334110, 4434809, 5835275, 8869618, 11670550, 22174045, 44348090, 110870225, 221740450]

約数ペア:

[(1, 221740450), (2, 110870225), (5, 44348090), (10, 22174045), (19, 11670550), (25, 8869618), (38, 5835275), (50, 4434809), (95, 2334110), (101, 2195450), (190, 1167055), (202, 1097725), (475, 466822), (505, 439090), (950, 233411), (1010, 219545), (1919, 115550), (2311, 95950), (2525, 87818), (3838, 57775), (4622, 47975), (5050, 43909), (9595, 23110), (11555, 19190)]