30142580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115933}}^1$

素因数の和:115955

約数の個数: 24

約数和(自身を含む): 68169192

約数和(自身を除く): 38026612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 115933, 231866, 463732, 579665, 1159330, 1507129, 2318660, 3014258, 6028516, 7535645, 15071290, 30142580]

約数ペア:

[(1, 30142580), (2, 15071290), (4, 7535645), (5, 6028516), (10, 3014258), (13, 2318660), (20, 1507129), (26, 1159330), (52, 579665), (65, 463732), (130, 231866), (260, 115933)]