21883580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 48492864

約数和(自身を除く): 26609284

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 421, 452, 460, 565, 842, 1130, 1684, 2105, 2260, 2599, 4210, 5198, 8420, 9683, 10396, 12995, 19366, 25990, 38732, 47573, 48415, 51980, 95146, 96830, 190292, 193660, 237865, 475730, 951460, 1094179, 2188358, 4376716, 5470895, 10941790, 21883580]

約数ペア:

[(1, 21883580), (2, 10941790), (4, 5470895), (5, 4376716), (10, 2188358), (20, 1094179), (23, 951460), (46, 475730), (92, 237865), (113, 193660), (115, 190292), (226, 96830), (230, 95146), (421, 51980), (452, 48415), (460, 47573), (565, 38732), (842, 25990), (1130, 19366), (1684, 12995), (2105, 10396), (2260, 9683), (2599, 8420), (4210, 5198)]