29979710

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 55244160

約数和(自身を除く): 25264450

約数列:

[1, 2, 5, 10, 79, 137, 158, 274, 277, 395, 554, 685, 790, 1370, 1385, 2770, 10823, 21646, 21883, 37949, 43766, 54115, 75898, 108230, 109415, 189745, 218830, 379490, 2997971, 5995942, 14989855, 29979710]

約数ペア:

[(1, 29979710), (2, 14989855), (5, 5995942), (10, 2997971), (79, 379490), (137, 218830), (158, 189745), (274, 109415), (277, 108230), (395, 75898), (554, 54115), (685, 43766), (790, 37949), (1370, 21883), (1385, 21646), (2770, 10823)]