28842580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{110933}}^1$

素因数の和:110955

約数の個数: 24

約数和(自身を含む): 65229192

約数和(自身を除く): 36386612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 110933, 221866, 443732, 554665, 1109330, 1442129, 2218660, 2884258, 5768516, 7210645, 14421290, 28842580]

約数ペア:

[(1, 28842580), (2, 14421290), (4, 7210645), (5, 5768516), (10, 2884258), (13, 2218660), (20, 1442129), (26, 1109330), (52, 554665), (65, 443732), (130, 221866), (260, 110933)]