30288080

素因数分解:

$2^4\times 5^1\times {\mathrm{378601}}^1$

素因数の和:378614

約数の個数: 20

約数和(自身を含む): 70419972

約数和(自身を除く): 40131892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 378601, 757202, 1514404, 1893005, 3028808, 3786010, 6057616, 7572020, 15144040, 30288080]

約数ペア:

[(1, 30288080), (2, 15144040), (4, 7572020), (5, 6057616), (8, 3786010), (10, 3028808), (16, 1893005), (20, 1514404), (40, 757202), (80, 378601)]