39909820

素因数分解:

$2^2\times 5^1\times {\mathrm{467}}^1\times {\mathrm{4273}}^1$

素因数の和:4749

約数の個数: 24

約数和(自身を含む): 84009744

約数和(自身を除く): 44099924

約数列:

[1, 2, 4, 5, 10, 20, 467, 934, 1868, 2335, 4273, 4670, 8546, 9340, 17092, 21365, 42730, 85460, 1995491, 3990982, 7981964, 9977455, 19954910, 39909820]

約数ペア:

[(1, 39909820), (2, 19954910), (4, 9977455), (5, 7981964), (10, 3990982), (20, 1995491), (467, 85460), (934, 42730), (1868, 21365), (2335, 17092), (4273, 9340), (4670, 8546)]