19080500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 43051008

約数和(自身を除く): 23970508

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 775, 1231, 1550, 2462, 3100, 3875, 4924, 6155, 7750, 12310, 15500, 24620, 30775, 38161, 61550, 76322, 123100, 152644, 153875, 190805, 307750, 381610, 615500, 763220, 954025, 1908050, 3816100, 4770125, 9540250, 19080500]

約数ペア:

[(1, 19080500), (2, 9540250), (4, 4770125), (5, 3816100), (10, 1908050), (20, 954025), (25, 763220), (31, 615500), (50, 381610), (62, 307750), (100, 190805), (124, 153875), (125, 152644), (155, 123100), (250, 76322), (310, 61550), (500, 38161), (620, 30775), (775, 24620), (1231, 15500), (1550, 12310), (2462, 7750), (3100, 6155), (3875, 4924)]