39803440

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{769}}^1$

素因数の和:1429

約数の個数: 40

約数和(自身を含む): 92806560

約数和(自身を除く): 53003120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 769, 1294, 1538, 2588, 3076, 3235, 3845, 5176, 6152, 6470, 7690, 10352, 12304, 12940, 15380, 25880, 30760, 51760, 61520, 497543, 995086, 1990172, 2487715, 3980344, 4975430, 7960688, 9950860, 19901720, 39803440]

約数ペア:

[(1, 39803440), (2, 19901720), (4, 9950860), (5, 7960688), (8, 4975430), (10, 3980344), (16, 2487715), (20, 1990172), (40, 995086), (80, 497543), (647, 61520), (769, 51760), (1294, 30760), (1538, 25880), (2588, 15380), (3076, 12940), (3235, 12304), (3845, 10352), (5176, 7690), (6152, 6470)]