8447440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4591}}^1$

素因数の和:4627

約数の個数: 40

約数和(自身を含む): 20498688

約数和(自身を除く): 12051248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 4591, 9182, 18364, 22955, 36728, 45910, 73456, 91820, 105593, 183640, 211186, 367280, 422372, 527965, 844744, 1055930, 1689488, 2111860, 4223720, 8447440]

約数ペア:

[(1, 8447440), (2, 4223720), (4, 2111860), (5, 1689488), (8, 1055930), (10, 844744), (16, 527965), (20, 422372), (23, 367280), (40, 211186), (46, 183640), (80, 105593), (92, 91820), (115, 73456), (184, 45910), (230, 36728), (368, 22955), (460, 18364), (920, 9182), (1840, 4591)]