8231720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29399}}^1$

素因数の和:29417

約数の個数: 32

約数和(自身を含む): 21168000

約数和(自身を除く): 12936280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29399, 58798, 117596, 146995, 205793, 235192, 293990, 411586, 587980, 823172, 1028965, 1175960, 1646344, 2057930, 4115860, 8231720]

約数ペア:

[(1, 8231720), (2, 4115860), (4, 2057930), (5, 1646344), (7, 1175960), (8, 1028965), (10, 823172), (14, 587980), (20, 411586), (28, 293990), (35, 235192), (40, 205793), (56, 146995), (70, 117596), (140, 58798), (280, 29399)]