28688460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3209}}^1$

素因数の和:3370

約数の個数: 48

約数和(自身を含む): 80892000

約数和(自身を除く): 52203540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2980, 3209, 4470, 6418, 8940, 9627, 12836, 16045, 19254, 32090, 38508, 48135, 64180, 96270, 192540, 478141, 956282, 1434423, 1912564, 2390705, 2868846, 4781410, 5737692, 7172115, 9562820, 14344230, 28688460]

約数ペア:

[(1, 28688460), (2, 14344230), (3, 9562820), (4, 7172115), (5, 5737692), (6, 4781410), (10, 2868846), (12, 2390705), (15, 1912564), (20, 1434423), (30, 956282), (60, 478141), (149, 192540), (298, 96270), (447, 64180), (596, 48135), (745, 38508), (894, 32090), (1490, 19254), (1788, 16045), (2235, 12836), (2980, 9627), (3209, 8940), (4470, 6418)]