908092040

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{22279}}^1$

素因数の和:23309

約数の個数: 32

約数和(自身を含む): 2045304000

約数和(自身を除く): 1137211960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 4076, 5095, 8152, 10190, 20380, 22279, 40760, 44558, 89116, 111395, 178232, 222790, 445580, 891160, 22702301, 45404602, 90809204, 113511505, 181618408, 227023010, 454046020, 908092040]

約数ペア:

[(1, 908092040), (2, 454046020), (4, 227023010), (5, 181618408), (8, 113511505), (10, 90809204), (20, 45404602), (40, 22702301), (1019, 891160), (2038, 445580), (4076, 222790), (5095, 178232), (8152, 111395), (10190, 89116), (20380, 44558), (22279, 40760)]