20630490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687683}}^1$

素因数の和:687693

約数の個数: 16

約数和(自身を含む): 49513248

約数和(自身を除く): 28882758

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687683, 1375366, 2063049, 3438415, 4126098, 6876830, 10315245, 20630490]

約数ペア:

[(1, 20630490), (2, 10315245), (3, 6876830), (5, 4126098), (6, 3438415), (10, 2063049), (15, 1375366), (30, 687683)]