200469830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20477}}^1$

素因数の和:20584

約数の個数: 32

約数和(自身を含む): 398092320

約数和(自身を除く): 197622490

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 20477, 40954, 102385, 204770, 225247, 450494, 1126235, 1822453, 2252470, 3644906, 9112265, 18224530, 20046983, 40093966, 100234915, 200469830]

約数ペア:

[(1, 200469830), (2, 100234915), (5, 40093966), (10, 20046983), (11, 18224530), (22, 9112265), (55, 3644906), (89, 2252470), (110, 1822453), (178, 1126235), (445, 450494), (890, 225247), (979, 204770), (1958, 102385), (4895, 40954), (9790, 20477)]