42420770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{86573}}^1$

素因数の和:86594

約数の個数: 24

約数和(自身を含む): 88824924

約数和(自身を除く): 46404154

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 86573, 173146, 432865, 606011, 865730, 1212022, 3030055, 4242077, 6060110, 8484154, 21210385, 42420770]

約数ペア:

[(1, 42420770), (2, 21210385), (5, 8484154), (7, 6060110), (10, 4242077), (14, 3030055), (35, 1212022), (49, 865730), (70, 606011), (98, 432865), (245, 173146), (490, 86573)]