2009307580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{14057}}^1$

素因数の和:15094

約数の個数: 48

約数和(自身を含む): 4827404736

約数和(自身を除く): 2818097156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1021, 2042, 4084, 5105, 7147, 10210, 14057, 14294, 20420, 28114, 28588, 35735, 56228, 70285, 71470, 98399, 140570, 142940, 196798, 281140, 393596, 491995, 983990, 1967980, 14352197, 28704394, 57408788, 71760985, 100465379, 143521970, 200930758, 287043940, 401861516, 502326895, 1004653790, 2009307580]

約数ペア:

[(1, 2009307580), (2, 1004653790), (4, 502326895), (5, 401861516), (7, 287043940), (10, 200930758), (14, 143521970), (20, 100465379), (28, 71760985), (35, 57408788), (70, 28704394), (140, 14352197), (1021, 1967980), (2042, 983990), (4084, 491995), (5105, 393596), (7147, 281140), (10210, 196798), (14057, 142940), (14294, 140570), (20420, 98399), (28114, 71470), (28588, 70285), (35735, 56228)]