74499140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{44879}}^1$

素因数の和:44971

約数の個数: 24

約数和(自身を含む): 158336640

約数和(自身を除く): 83837500

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 44879, 89758, 179516, 224395, 448790, 897580, 3724957, 7449914, 14899828, 18624785, 37249570, 74499140]

約数ペア:

[(1, 74499140), (2, 37249570), (4, 18624785), (5, 14899828), (10, 7449914), (20, 3724957), (83, 897580), (166, 448790), (332, 224395), (415, 179516), (830, 89758), (1660, 44879)]