2268880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 5356800

約数和(自身を除く): 3087920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 359, 395, 632, 718, 790, 1264, 1436, 1580, 1795, 2872, 3160, 3590, 5744, 6320, 7180, 14360, 28361, 28720, 56722, 113444, 141805, 226888, 283610, 453776, 567220, 1134440, 2268880]

約数ペア:

[(1, 2268880), (2, 1134440), (4, 567220), (5, 453776), (8, 283610), (10, 226888), (16, 141805), (20, 113444), (40, 56722), (79, 28720), (80, 28361), (158, 14360), (316, 7180), (359, 6320), (395, 5744), (632, 3590), (718, 3160), (790, 2872), (1264, 1795), (1436, 1580)]