20227216400

素因数分解:

$2^4\times 5^2\times {\mathrm{5431}}^1\times {\mathrm{9311}}^1$

素因数の和:14760

約数の個数: 60

約数和(自身を含む): 48610055424

約数和(自身を除く): 28382839024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5431, 9311, 10862, 18622, 21724, 27155, 37244, 43448, 46555, 54310, 74488, 86896, 93110, 108620, 135775, 148976, 186220, 217240, 232775, 271550, 372440, 434480, 465550, 543100, 744880, 931100, 1086200, 1862200, 2172400, 3724400, 50568041, 101136082, 202272164, 252840205, 404544328, 505680410, 809088656, 1011360820, 1264201025, 2022721640, 2528402050, 4045443280, 5056804100, 10113608200, 20227216400]

約数ペア:

[(1, 20227216400), (2, 10113608200), (4, 5056804100), (5, 4045443280), (8, 2528402050), (10, 2022721640), (16, 1264201025), (20, 1011360820), (25, 809088656), (40, 505680410), (50, 404544328), (80, 252840205), (100, 202272164), (200, 101136082), (400, 50568041), (5431, 3724400), (9311, 2172400), (10862, 1862200), (18622, 1086200), (21724, 931100), (27155, 744880), (37244, 543100), (43448, 465550), (46555, 434480), (54310, 372440), (74488, 271550), (86896, 232775), (93110, 217240), (108620, 186220), (135775, 148976)]