289156690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1263

約数の個数: 48

約数和(自身を含む): 556149888

約数和(自身を除く): 266993198

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 529, 1058, 1081, 1163, 2162, 2326, 2645, 5290, 5405, 5815, 10810, 11630, 24863, 26749, 49726, 53498, 54661, 109322, 124315, 133745, 248630, 267490, 273305, 546610, 615227, 1230454, 1257203, 2514406, 3076135, 6152270, 6286015, 12572030, 28915669, 57831338, 144578345, 289156690]

約数ペア:

[(1, 289156690), (2, 144578345), (5, 57831338), (10, 28915669), (23, 12572030), (46, 6286015), (47, 6152270), (94, 3076135), (115, 2514406), (230, 1257203), (235, 1230454), (470, 615227), (529, 546610), (1058, 273305), (1081, 267490), (1163, 248630), (2162, 133745), (2326, 124315), (2645, 109322), (5290, 54661), (5405, 53498), (5815, 49726), (10810, 26749), (11630, 24863)]