42835420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35111}}^1$

素因数の和:35181

約数の個数: 24

約数和(自身を含む): 91431648

約数和(自身を除く): 48596228

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 35111, 70222, 140444, 175555, 351110, 702220, 2141771, 4283542, 8567084, 10708855, 21417710, 42835420]

約数ペア:

[(1, 42835420), (2, 21417710), (4, 10708855), (5, 8567084), (10, 4283542), (20, 2141771), (61, 702220), (122, 351110), (244, 175555), (305, 140444), (610, 70222), (1220, 35111)]