20730829910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2260723}}^1$

素因数の和:2260868

約数の個数: 32

約数和(自身を含む): 42971841792

約数和(自身を除く): 22241011882

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 2260723, 4521446, 11303615, 15825061, 22607230, 31650122, 79125305, 158250610, 296154713, 592309426, 1480773565, 2073082991, 2961547130, 4146165982, 10365414955, 20730829910]

約数ペア:

[(1, 20730829910), (2, 10365414955), (5, 4146165982), (7, 2961547130), (10, 2073082991), (14, 1480773565), (35, 592309426), (70, 296154713), (131, 158250610), (262, 79125305), (655, 31650122), (917, 22607230), (1310, 15825061), (1834, 11303615), (4585, 4521446), (9170, 2260723)]