7141180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 15676416

約数和(自身を除く): 8535236

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 107, 142, 188, 214, 235, 284, 355, 428, 470, 535, 710, 940, 1070, 1420, 2140, 3337, 5029, 6674, 7597, 10058, 13348, 15194, 16685, 20116, 25145, 30388, 33370, 37985, 50290, 66740, 75970, 100580, 151940, 357059, 714118, 1428236, 1785295, 3570590, 7141180]

約数ペア:

[(1, 7141180), (2, 3570590), (4, 1785295), (5, 1428236), (10, 714118), (20, 357059), (47, 151940), (71, 100580), (94, 75970), (107, 66740), (142, 50290), (188, 37985), (214, 33370), (235, 30388), (284, 25145), (355, 20116), (428, 16685), (470, 15194), (535, 13348), (710, 10058), (940, 7597), (1070, 6674), (1420, 5029), (2140, 3337)]