880210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 32

約数和(自身を含む): 1710720

約数和(自身を除く): 830510

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 89, 115, 178, 215, 230, 430, 445, 890, 989, 1978, 2047, 3827, 4094, 4945, 7654, 9890, 10235, 19135, 20470, 38270, 88021, 176042, 440105, 880210]

約数ペア:

[(1, 880210), (2, 440105), (5, 176042), (10, 88021), (23, 38270), (43, 20470), (46, 19135), (86, 10235), (89, 9890), (115, 7654), (178, 4945), (215, 4094), (230, 3827), (430, 2047), (445, 1978), (890, 989)]