18094280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1877}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 40902840

約数和(自身を除く): 22808560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1877, 1928, 2410, 3754, 4820, 7508, 9385, 9640, 15016, 18770, 37540, 75080, 452357, 904714, 1809428, 2261785, 3618856, 4523570, 9047140, 18094280]

約数ペア:

[(1, 18094280), (2, 9047140), (4, 4523570), (5, 3618856), (8, 2261785), (10, 1809428), (20, 904714), (40, 452357), (241, 75080), (482, 37540), (964, 18770), (1205, 15016), (1877, 9640), (1928, 9385), (2410, 7508), (3754, 4820)]