20368650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:807

約数の個数: 48

約数和(自身を含む): 50809248

約数和(自身を除く): 30440598

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 251, 502, 541, 753, 1082, 1255, 1506, 1623, 2510, 2705, 3246, 3765, 5410, 6275, 7530, 8115, 12550, 13525, 16230, 18825, 27050, 37650, 40575, 81150, 135791, 271582, 407373, 678955, 814746, 1357910, 2036865, 3394775, 4073730, 6789550, 10184325, 20368650]

約数ペア:

[(1, 20368650), (2, 10184325), (3, 6789550), (5, 4073730), (6, 3394775), (10, 2036865), (15, 1357910), (25, 814746), (30, 678955), (50, 407373), (75, 271582), (150, 135791), (251, 81150), (502, 40575), (541, 37650), (753, 27050), (1082, 18825), (1255, 16230), (1506, 13525), (1623, 12550), (2510, 8115), (2705, 7530), (3246, 6275), (3765, 5410)]