23131790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 48771072

約数和(自身を除く): 25639282

約数列:

[1, 2, 5, 10, 11, 22, 23, 41, 46, 55, 82, 110, 115, 205, 223, 230, 253, 410, 446, 451, 506, 902, 943, 1115, 1265, 1886, 2230, 2255, 2453, 2530, 4510, 4715, 4906, 5129, 9143, 9430, 10258, 10373, 12265, 18286, 20746, 24530, 25645, 45715, 51290, 51865, 56419, 91430, 100573, 103730, 112838, 201146, 210289, 282095, 420578, 502865, 564190, 1005730, 1051445, 2102890, 2313179, 4626358, 11565895, 23131790]

約数ペア:

[(1, 23131790), (2, 11565895), (5, 4626358), (10, 2313179), (11, 2102890), (22, 1051445), (23, 1005730), (41, 564190), (46, 502865), (55, 420578), (82, 282095), (110, 210289), (115, 201146), (205, 112838), (223, 103730), (230, 100573), (253, 91430), (410, 56419), (446, 51865), (451, 51290), (506, 45715), (902, 25645), (943, 24530), (1115, 20746), (1265, 18286), (1886, 12265), (2230, 10373), (2255, 10258), (2453, 9430), (2530, 9143), (4510, 5129), (4715, 4906)]