20780051050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37781911}}^1$

素因数の和:37781934

約数の個数: 24

約数和(自身を含む): 42164613792

約数和(自身を除く): 21384562742

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37781911, 75563822, 188909555, 377819110, 415601021, 831202042, 944547775, 1889095550, 2078005105, 4156010210, 10390025525, 20780051050]

約数ペア:

[(1, 20780051050), (2, 10390025525), (5, 4156010210), (10, 2078005105), (11, 1889095550), (22, 944547775), (25, 831202042), (50, 415601021), (55, 377819110), (110, 188909555), (275, 75563822), (550, 37781911)]