61144780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{34351}}^1$

素因数の和:34449

約数の個数: 24

約数和(自身を含む): 129850560

約数和(自身を除く): 68705780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 34351, 68702, 137404, 171755, 343510, 687020, 3057239, 6114478, 12228956, 15286195, 30572390, 61144780]

約数ペア:

[(1, 61144780), (2, 30572390), (4, 15286195), (5, 12228956), (10, 6114478), (20, 3057239), (89, 687020), (178, 343510), (356, 171755), (445, 137404), (890, 68702), (1780, 34351)]