31477340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 70701120

約数和(自身を除く): 39223780

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1669, 1886, 3338, 3772, 4715, 6676, 8345, 9430, 16690, 18860, 33380, 38387, 68429, 76774, 136858, 153548, 191935, 273716, 342145, 383870, 684290, 767740, 1368580, 1573867, 3147734, 6295468, 7869335, 15738670, 31477340]

約数ペア:

[(1, 31477340), (2, 15738670), (4, 7869335), (5, 6295468), (10, 3147734), (20, 1573867), (23, 1368580), (41, 767740), (46, 684290), (82, 383870), (92, 342145), (115, 273716), (164, 191935), (205, 153548), (230, 136858), (410, 76774), (460, 68429), (820, 38387), (943, 33380), (1669, 18860), (1886, 16690), (3338, 9430), (3772, 8345), (4715, 6676)]