868138130

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1\times {\mathrm{1231}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 1580705280

約数和(自身を除く): 712567150

約数列:

[1, 2, 5, 10, 109, 218, 545, 647, 1090, 1231, 1294, 2462, 3235, 6155, 6470, 12310, 70523, 134179, 141046, 268358, 352615, 670895, 705230, 796457, 1341790, 1592914, 3982285, 7964570, 86813813, 173627626, 434069065, 868138130]

約数ペア:

[(1, 868138130), (2, 434069065), (5, 173627626), (10, 86813813), (109, 7964570), (218, 3982285), (545, 1592914), (647, 1341790), (1090, 796457), (1231, 705230), (1294, 670895), (2462, 352615), (3235, 268358), (6155, 141046), (6470, 134179), (12310, 70523)]