20100450550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{45307}}^1$

素因数の和:45805

約数の個数: 48

約数和(自身を含む): 39439707840

約数和(自身を除く): 19339257290

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 467, 475, 934, 950, 2335, 4670, 8873, 11675, 17746, 23350, 44365, 45307, 88730, 90614, 221825, 226535, 443650, 453070, 860833, 1132675, 1721666, 2265350, 4304165, 8608330, 21158369, 21520825, 42316738, 43041650, 105791845, 211583690, 402009011, 528959225, 804018022, 1057918450, 2010045055, 4020090110, 10050225275, 20100450550]

約数ペア:

[(1, 20100450550), (2, 10050225275), (5, 4020090110), (10, 2010045055), (19, 1057918450), (25, 804018022), (38, 528959225), (50, 402009011), (95, 211583690), (190, 105791845), (467, 43041650), (475, 42316738), (934, 21520825), (950, 21158369), (2335, 8608330), (4670, 4304165), (8873, 2265350), (11675, 1721666), (17746, 1132675), (23350, 860833), (44365, 453070), (45307, 443650), (88730, 226535), (90614, 221825)]