28209670

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 52164000

約数和(自身を除く): 23954330

約数列:

[1, 2, 5, 10, 59, 118, 137, 274, 295, 349, 590, 685, 698, 1370, 1745, 3490, 8083, 16166, 20591, 40415, 41182, 47813, 80830, 95626, 102955, 205910, 239065, 478130, 2820967, 5641934, 14104835, 28209670]

約数ペア:

[(1, 28209670), (2, 14104835), (5, 5641934), (10, 2820967), (59, 478130), (118, 239065), (137, 205910), (274, 102955), (295, 95626), (349, 80830), (590, 47813), (685, 41182), (698, 40415), (1370, 20591), (1745, 16166), (3490, 8083)]