72493480

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7583}}^1$

素因数の和:7833

約数の個数: 32

約数和(自身を含む): 163814400

約数和(自身を除く): 91320920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 7583, 9560, 15166, 30332, 37915, 60664, 75830, 151660, 303320, 1812337, 3624674, 7249348, 9061685, 14498696, 18123370, 36246740, 72493480]

約数ペア:

[(1, 72493480), (2, 36246740), (4, 18123370), (5, 14498696), (8, 9061685), (10, 7249348), (20, 3624674), (40, 1812337), (239, 303320), (478, 151660), (956, 75830), (1195, 60664), (1912, 37915), (2390, 30332), (4780, 15166), (7583, 9560)]