28663370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 24559030

約数列:

[1, 2, 5, 10, 43, 86, 191, 215, 349, 382, 430, 698, 955, 1745, 1910, 3490, 8213, 15007, 16426, 30014, 41065, 66659, 75035, 82130, 133318, 150070, 333295, 666590, 2866337, 5732674, 14331685, 28663370]

約数ペア:

[(1, 28663370), (2, 14331685), (5, 5732674), (10, 2866337), (43, 666590), (86, 333295), (191, 150070), (215, 133318), (349, 82130), (382, 75035), (430, 66659), (698, 41065), (955, 30014), (1745, 16426), (1910, 15007), (3490, 8213)]