31496210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 58734720

約数和(自身を除く): 27238510

約数列:

[1, 2, 5, 10, 43, 86, 89, 178, 215, 430, 445, 823, 890, 1646, 3827, 4115, 7654, 8230, 19135, 35389, 38270, 70778, 73247, 146494, 176945, 353890, 366235, 732470, 3149621, 6299242, 15748105, 31496210]

約数ペア:

[(1, 31496210), (2, 15748105), (5, 6299242), (10, 3149621), (43, 732470), (86, 366235), (89, 353890), (178, 176945), (215, 146494), (430, 73247), (445, 70778), (823, 38270), (890, 35389), (1646, 19135), (3827, 8230), (4115, 7654)]