201622220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127609}}^1$

素因数の和:127697

約数の個数: 24

約数和(自身を含む): 428769600

約数和(自身を除く): 227147380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 127609, 255218, 510436, 638045, 1276090, 2552180, 10081111, 20162222, 40324444, 50405555, 100811110, 201622220]

約数ペア:

[(1, 201622220), (2, 100811110), (4, 50405555), (5, 40324444), (10, 20162222), (20, 10081111), (79, 2552180), (158, 1276090), (316, 638045), (395, 510436), (790, 255218), (1580, 127609)]