2991540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 8503488

約数和(自身を除く): 5511948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 683, 730, 876, 1095, 1366, 1460, 2049, 2190, 2732, 3415, 4098, 4380, 6830, 8196, 10245, 13660, 20490, 40980, 49859, 99718, 149577, 199436, 249295, 299154, 498590, 598308, 747885, 997180, 1495770, 2991540]

約数ペア:

[(1, 2991540), (2, 1495770), (3, 997180), (4, 747885), (5, 598308), (6, 498590), (10, 299154), (12, 249295), (15, 199436), (20, 149577), (30, 99718), (60, 49859), (73, 40980), (146, 20490), (219, 13660), (292, 10245), (365, 8196), (438, 6830), (683, 4380), (730, 4098), (876, 3415), (1095, 2732), (1366, 2190), (1460, 2049)]