201004880

素因数分解:

$2^4\times 5^1\times {\mathrm{2512561}}^1$

素因数の和:2512574

約数の個数: 20

約数和(自身を含む): 467336532

約数和(自身を除く): 266331652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2512561, 5025122, 10050244, 12562805, 20100488, 25125610, 40200976, 50251220, 100502440, 201004880]

約数ペア:

[(1, 201004880), (2, 100502440), (4, 50251220), (5, 40200976), (8, 25125610), (10, 20100488), (16, 12562805), (20, 10050244), (40, 5025122), (80, 2512561)]