130541240

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{3361}}^1$

素因数の和:4343

約数の個数: 32

約数和(自身を含む): 294107760

約数和(自身を除く): 163566520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1942, 3361, 3884, 4855, 6722, 7768, 9710, 13444, 16805, 19420, 26888, 33610, 38840, 67220, 134440, 3263531, 6527062, 13054124, 16317655, 26108248, 32635310, 65270620, 130541240]

約数ペア:

[(1, 130541240), (2, 65270620), (4, 32635310), (5, 26108248), (8, 16317655), (10, 13054124), (20, 6527062), (40, 3263531), (971, 134440), (1942, 67220), (3361, 38840), (3884, 33610), (4855, 26888), (6722, 19420), (7768, 16805), (9710, 13444)]