995980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 2202480

約数和(自身を除く): 1206500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2621, 5242, 10484, 13105, 26210, 49799, 52420, 99598, 199196, 248995, 497990, 995980]

約数ペア:

[(1, 995980), (2, 497990), (4, 248995), (5, 199196), (10, 99598), (19, 52420), (20, 49799), (38, 26210), (76, 13105), (95, 10484), (190, 5242), (380, 2621)]