15979180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{367}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 38578176

約数和(自身を除く): 22598996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 367, 622, 734, 1244, 1468, 1555, 1835, 2177, 2569, 3110, 3670, 4354, 5138, 6220, 7340, 8708, 10276, 10885, 12845, 21770, 25690, 43540, 51380, 114137, 228274, 456548, 570685, 798959, 1141370, 1597918, 2282740, 3195836, 3994795, 7989590, 15979180]

約数ペア:

[(1, 15979180), (2, 7989590), (4, 3994795), (5, 3195836), (7, 2282740), (10, 1597918), (14, 1141370), (20, 798959), (28, 570685), (35, 456548), (70, 228274), (140, 114137), (311, 51380), (367, 43540), (622, 25690), (734, 21770), (1244, 12845), (1468, 10885), (1555, 10276), (1835, 8708), (2177, 7340), (2569, 6220), (3110, 5138), (3670, 4354)]