205124501980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{539801321}}^1$

素因数の和:539801349

約数の個数: 24

約数和(自身を含む): 453433110480

約数和(自身を除く): 248308608500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 539801321, 1079602642, 2159205284, 2699006605, 5398013210, 10256225099, 10796026420, 20512450198, 41024900396, 51281125495, 102562250990, 205124501980]

約数ペア:

[(1, 205124501980), (2, 102562250990), (4, 51281125495), (5, 41024900396), (10, 20512450198), (19, 10796026420), (20, 10256225099), (38, 5398013210), (76, 2699006605), (95, 2159205284), (190, 1079602642), (380, 539801321)]