40208984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2331

約数の個数: 32

約数和(自身を含む): 78925440

約数和(自身を除く): 38716456

約数列:

[1, 2, 4, 8, 31, 62, 73, 124, 146, 248, 292, 584, 2221, 2263, 4442, 4526, 8884, 9052, 17768, 18104, 68851, 137702, 162133, 275404, 324266, 550808, 648532, 1297064, 5026123, 10052246, 20104492, 40208984]

約数ペア:

[(1, 40208984), (2, 20104492), (4, 10052246), (8, 5026123), (31, 1297064), (62, 648532), (73, 550808), (124, 324266), (146, 275404), (248, 162133), (292, 137702), (584, 68851), (2221, 18104), (2263, 17768), (4442, 9052), (4526, 8884)]