38992040

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3793}}^1$

素因数の和:4061

約数の個数: 32

約数和(自身を含む): 88096680

約数和(自身を除く): 49104640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 3793, 5140, 7586, 10280, 15172, 18965, 30344, 37930, 75860, 151720, 974801, 1949602, 3899204, 4874005, 7798408, 9748010, 19496020, 38992040]

約数ペア:

[(1, 38992040), (2, 19496020), (4, 9748010), (5, 7798408), (8, 4874005), (10, 3899204), (20, 1949602), (40, 974801), (257, 151720), (514, 75860), (1028, 37930), (1285, 30344), (2056, 18965), (2570, 15172), (3793, 10280), (5140, 7586)]