38807140

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6121}}^1$

素因数の和:6447

約数の個数: 24

約数和(自身を含む): 81765432

約数和(自身を除く): 42958292

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6121, 6340, 12242, 24484, 30605, 61210, 122420, 1940357, 3880714, 7761428, 9701785, 19403570, 38807140]

約数ペア:

[(1, 38807140), (2, 19403570), (4, 9701785), (5, 7761428), (10, 3880714), (20, 1940357), (317, 122420), (634, 61210), (1268, 30605), (1585, 24484), (3170, 12242), (6121, 6340)]