4163690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 8021376

約数和(自身を除く): 3857686

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 421, 430, 842, 989, 1978, 2105, 4210, 4945, 9683, 9890, 18103, 19366, 36206, 48415, 90515, 96830, 181030, 416369, 832738, 2081845, 4163690]

約数ペア:

[(1, 4163690), (2, 2081845), (5, 832738), (10, 416369), (23, 181030), (43, 96830), (46, 90515), (86, 48415), (115, 36206), (215, 19366), (230, 18103), (421, 9890), (430, 9683), (842, 4945), (989, 4210), (1978, 2105)]