30840400

素因数分解:

$2^4\times 5^2\times {\mathrm{77101}}^1$

素因数の和:77119

約数の個数: 30

約数和(自身を含む): 74095022

約数和(自身を除く): 43254622

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77101, 154202, 308404, 385505, 616808, 771010, 1233616, 1542020, 1927525, 3084040, 3855050, 6168080, 7710100, 15420200, 30840400]

約数ペア:

[(1, 30840400), (2, 15420200), (4, 7710100), (5, 6168080), (8, 3855050), (10, 3084040), (16, 1927525), (20, 1542020), (25, 1233616), (40, 771010), (50, 616808), (80, 385505), (100, 308404), (200, 154202), (400, 77101)]