39656020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 86174928

約数和(自身を除く): 46518908

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 274, 353, 410, 548, 685, 706, 820, 1370, 1412, 1765, 2740, 3530, 5617, 7060, 11234, 14473, 22468, 28085, 28946, 48361, 56170, 57892, 72365, 96722, 112340, 144730, 193444, 241805, 289460, 483610, 967220, 1982801, 3965602, 7931204, 9914005, 19828010, 39656020]

約数ペア:

[(1, 39656020), (2, 19828010), (4, 9914005), (5, 7931204), (10, 3965602), (20, 1982801), (41, 967220), (82, 483610), (137, 289460), (164, 241805), (205, 193444), (274, 144730), (353, 112340), (410, 96722), (548, 72365), (685, 57892), (706, 56170), (820, 48361), (1370, 28946), (1412, 28085), (1765, 22468), (2740, 14473), (3530, 11234), (5617, 7060)]