32280980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20431}}^1$

素因数の和:20519

約数の個数: 24

約数和(自身を含む): 68651520

約数和(自身を除く): 36370540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 20431, 40862, 81724, 102155, 204310, 408620, 1614049, 3228098, 6456196, 8070245, 16140490, 32280980]

約数ペア:

[(1, 32280980), (2, 16140490), (4, 8070245), (5, 6456196), (10, 3228098), (20, 1614049), (79, 408620), (158, 204310), (316, 102155), (395, 81724), (790, 40862), (1580, 20431)]