20470140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113723}}^1$

素因数の和:113738

約数の個数: 36

約数和(自身を含む): 62093304

約数和(自身を除く): 41623164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113723, 227446, 341169, 454892, 568615, 682338, 1023507, 1137230, 1364676, 1705845, 2047014, 2274460, 3411690, 4094028, 5117535, 6823380, 10235070, 20470140]

約数ペア:

[(1, 20470140), (2, 10235070), (3, 6823380), (4, 5117535), (5, 4094028), (6, 3411690), (9, 2274460), (10, 2047014), (12, 1705845), (15, 1364676), (18, 1137230), (20, 1023507), (30, 682338), (36, 568615), (45, 454892), (60, 341169), (90, 227446), (180, 113723)]