23964140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13463}}^1$

素因数の和:13561

約数の個数: 24

約数和(自身を含む): 50893920

約数和(自身を除く): 26929780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 13463, 26926, 53852, 67315, 134630, 269260, 1198207, 2396414, 4792828, 5991035, 11982070, 23964140]

約数ペア:

[(1, 23964140), (2, 11982070), (4, 5991035), (5, 4792828), (10, 2396414), (20, 1198207), (89, 269260), (178, 134630), (356, 67315), (445, 53852), (890, 26926), (1780, 13463)]