4638990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 11197440

約数和(自身を除く): 6558450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 647, 717, 1195, 1294, 1434, 1941, 2390, 3235, 3585, 3882, 6470, 7170, 9705, 19410, 154633, 309266, 463899, 773165, 927798, 1546330, 2319495, 4638990]

約数ペア:

[(1, 4638990), (2, 2319495), (3, 1546330), (5, 927798), (6, 773165), (10, 463899), (15, 309266), (30, 154633), (239, 19410), (478, 9705), (647, 7170), (717, 6470), (1195, 3882), (1294, 3585), (1434, 3235), (1941, 2390)]