39720080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21587}}^1$

素因数の和:21623

約数の個数: 40

約数和(自身を含む): 96368832

約数和(自身を除く): 56648752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21587, 43174, 86348, 107935, 172696, 215870, 345392, 431740, 496501, 863480, 993002, 1726960, 1986004, 2482505, 3972008, 4965010, 7944016, 9930020, 19860040, 39720080]

約数ペア:

[(1, 39720080), (2, 19860040), (4, 9930020), (5, 7944016), (8, 4965010), (10, 3972008), (16, 2482505), (20, 1986004), (23, 1726960), (40, 993002), (46, 863480), (80, 496501), (92, 431740), (115, 345392), (184, 215870), (230, 172696), (368, 107935), (460, 86348), (920, 43174), (1840, 21587)]