215801120

素因数分解:

$2^5\times 5^1\times {\mathrm{1348757}}^1$

素因数の和:1348772

約数の個数: 24

約数和(自身を含む): 509830524

約数和(自身を除く): 294029404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1348757, 2697514, 5395028, 6743785, 10790056, 13487570, 21580112, 26975140, 43160224, 53950280, 107900560, 215801120]

約数ペア:

[(1, 215801120), (2, 107900560), (4, 53950280), (5, 43160224), (8, 26975140), (10, 21580112), (16, 13487570), (20, 10790056), (32, 6743785), (40, 5395028), (80, 2697514), (160, 1348757)]