39913480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13669}}^1$

素因数の和:13753

約数の個数: 32

約数和(自身を含む): 91042200

約数和(自身を除く): 51128720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13669, 27338, 54676, 68345, 109352, 136690, 273380, 546760, 997837, 1995674, 3991348, 4989185, 7982696, 9978370, 19956740, 39913480]

約数ペア:

[(1, 39913480), (2, 19956740), (4, 9978370), (5, 7982696), (8, 4989185), (10, 3991348), (20, 1995674), (40, 997837), (73, 546760), (146, 273380), (292, 136690), (365, 109352), (584, 68345), (730, 54676), (1460, 27338), (2920, 13669)]