39439480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 93519360

約数和(自身を除く): 54079880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 163, 184, 230, 263, 326, 460, 526, 652, 815, 920, 1052, 1304, 1315, 1630, 2104, 2630, 3260, 3749, 5260, 6049, 6520, 7498, 10520, 12098, 14996, 18745, 24196, 29992, 30245, 37490, 42869, 48392, 60490, 74980, 85738, 120980, 149960, 171476, 214345, 241960, 342952, 428690, 857380, 985987, 1714760, 1971974, 3943948, 4929935, 7887896, 9859870, 19719740, 39439480]

約数ペア:

[(1, 39439480), (2, 19719740), (4, 9859870), (5, 7887896), (8, 4929935), (10, 3943948), (20, 1971974), (23, 1714760), (40, 985987), (46, 857380), (92, 428690), (115, 342952), (163, 241960), (184, 214345), (230, 171476), (263, 149960), (326, 120980), (460, 85738), (526, 74980), (652, 60490), (815, 48392), (920, 42869), (1052, 37490), (1304, 30245), (1315, 29992), (1630, 24196), (2104, 18745), (2630, 14996), (3260, 12098), (3749, 10520), (5260, 7498), (6049, 6520)]