510580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{521}}^1$

素因数の和:544

約数の個数: 36

約数和(自身を含む): 1249668

約数和(自身を除く): 739088

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 521, 980, 1042, 2084, 2605, 3647, 5210, 7294, 10420, 14588, 18235, 25529, 36470, 51058, 72940, 102116, 127645, 255290, 510580]

約数ペア:

[(1, 510580), (2, 255290), (4, 127645), (5, 102116), (7, 72940), (10, 51058), (14, 36470), (20, 25529), (28, 18235), (35, 14588), (49, 10420), (70, 7294), (98, 5210), (140, 3647), (196, 2605), (245, 2084), (490, 1042), (521, 980)]