42943460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{306739}}^1$

素因数の和:306755

約数の個数: 24

約数和(自身を含む): 103064640

約数和(自身を除く): 60121180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 306739, 613478, 1226956, 1533695, 2147173, 3067390, 4294346, 6134780, 8588692, 10735865, 21471730, 42943460]

約数ペア:

[(1, 42943460), (2, 21471730), (4, 10735865), (5, 8588692), (7, 6134780), (10, 4294346), (14, 3067390), (20, 2147173), (28, 1533695), (35, 1226956), (70, 613478), (140, 306739)]