90277540

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{7933}}^1$

素因数の和:8511

約数の個数: 24

約数和(自身を含む): 189939960

約数和(自身を除く): 99662420

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 5690, 7933, 11380, 15866, 31732, 39665, 79330, 158660, 4513877, 9027754, 18055508, 22569385, 45138770, 90277540]

約数ペア:

[(1, 90277540), (2, 45138770), (4, 22569385), (5, 18055508), (10, 9027754), (20, 4513877), (569, 158660), (1138, 79330), (2276, 39665), (2845, 31732), (5690, 15866), (7933, 11380)]