2939590

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{79}}^1$

素因数の和:208

約数の個数: 24

約数和(自身を含む): 5447520

約数和(自身を除く): 2507930

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 3721, 4819, 7442, 9638, 18605, 24095, 37210, 48190, 293959, 587918, 1469795, 2939590]

約数ペア:

[(1, 2939590), (2, 1469795), (5, 587918), (10, 293959), (61, 48190), (79, 37210), (122, 24095), (158, 18605), (305, 9638), (395, 7442), (610, 4819), (790, 3721)]