30748720

素因数分解:

$2^4\times 5^1\times {\mathrm{384359}}^1$

素因数の和:384372

約数の個数: 20

約数和(自身を含む): 71490960

約数和(自身を除く): 40742240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 384359, 768718, 1537436, 1921795, 3074872, 3843590, 6149744, 7687180, 15374360, 30748720]

約数ペア:

[(1, 30748720), (2, 15374360), (4, 7687180), (5, 6149744), (8, 3843590), (10, 3074872), (16, 1921795), (20, 1537436), (40, 768718), (80, 384359)]