20623750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{2357}}^1$

素因数の和:2386

約数の個数: 40

約数和(自身を含む): 44198352

約数和(自身を除く): 23574602

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 2357, 4375, 4714, 8750, 11785, 16499, 23570, 32998, 58925, 82495, 117850, 164990, 294625, 412475, 589250, 824950, 1473125, 2062375, 2946250, 4124750, 10311875, 20623750]

約数ペア:

[(1, 20623750), (2, 10311875), (5, 4124750), (7, 2946250), (10, 2062375), (14, 1473125), (25, 824950), (35, 589250), (50, 412475), (70, 294625), (125, 164990), (175, 117850), (250, 82495), (350, 58925), (625, 32998), (875, 23570), (1250, 16499), (1750, 11785), (2357, 8750), (4375, 4714)]