20042200

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4357}}^1$

素因数の和:4396

約数の個数: 48

約数和(自身を含む): 48635280

約数和(自身を除く): 28593080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4357, 4600, 8714, 17428, 21785, 34856, 43570, 87140, 100211, 108925, 174280, 200422, 217850, 400844, 435700, 501055, 801688, 871400, 1002110, 2004220, 2505275, 4008440, 5010550, 10021100, 20042200]

約数ペア:

[(1, 20042200), (2, 10021100), (4, 5010550), (5, 4008440), (8, 2505275), (10, 2004220), (20, 1002110), (23, 871400), (25, 801688), (40, 501055), (46, 435700), (50, 400844), (92, 217850), (100, 200422), (115, 174280), (184, 108925), (200, 100211), (230, 87140), (460, 43570), (575, 34856), (920, 21785), (1150, 17428), (2300, 8714), (4357, 4600)]