86744380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39791}}^1$

素因数の和:39909

約数の個数: 24

約数和(自身を含む): 183839040

約数和(自身を除く): 97094660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 39791, 79582, 159164, 198955, 397910, 795820, 4337219, 8674438, 17348876, 21686095, 43372190, 86744380]

約数ペア:

[(1, 86744380), (2, 43372190), (4, 21686095), (5, 17348876), (10, 8674438), (20, 4337219), (109, 795820), (218, 397910), (436, 198955), (545, 159164), (1090, 79582), (2180, 39791)]