229440140

素因数分解:

$2^2\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{7321}}^1$

素因数の和:8897

約数の個数: 24

約数和(自身を含む): 482197632

約数和(自身を除く): 252757492

約数列:

[1, 2, 4, 5, 10, 20, 1567, 3134, 6268, 7321, 7835, 14642, 15670, 29284, 31340, 36605, 73210, 146420, 11472007, 22944014, 45888028, 57360035, 114720070, 229440140]

約数ペア:

[(1, 229440140), (2, 114720070), (4, 57360035), (5, 45888028), (10, 22944014), (20, 11472007), (1567, 146420), (3134, 73210), (6268, 36605), (7321, 31340), (7835, 29284), (14642, 15670)]