40015900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21061}}^1$

素因数の和:21094

約数の個数: 36

約数和(自身を含む): 91409080

約数和(自身を除く): 51393180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 21061, 42122, 84244, 105305, 210610, 400159, 421220, 526525, 800318, 1053050, 1600636, 2000795, 2106100, 4001590, 8003180, 10003975, 20007950, 40015900]

約数ペア:

[(1, 40015900), (2, 20007950), (4, 10003975), (5, 8003180), (10, 4001590), (19, 2106100), (20, 2000795), (25, 1600636), (38, 1053050), (50, 800318), (76, 526525), (95, 421220), (100, 400159), (190, 210610), (380, 105305), (475, 84244), (950, 42122), (1900, 21061)]