423700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 972160

約数和(自身を除く): 548460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 223, 380, 446, 475, 892, 950, 1115, 1900, 2230, 4237, 4460, 5575, 8474, 11150, 16948, 21185, 22300, 42370, 84740, 105925, 211850, 423700]

約数ペア:

[(1, 423700), (2, 211850), (4, 105925), (5, 84740), (10, 42370), (19, 22300), (20, 21185), (25, 16948), (38, 11150), (50, 8474), (76, 5575), (95, 4460), (100, 4237), (190, 2230), (223, 1900), (380, 1115), (446, 950), (475, 892)]