486597890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{49201}}^1$

素因数の和:49274

約数の個数: 32

約数和(自身を含む): 935231616

約数和(自身を除く): 448633726

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 49201, 98402, 246005, 492010, 1131623, 2115643, 2263246, 4231286, 5658115, 10578215, 11316230, 21156430, 48659789, 97319578, 243298945, 486597890]

約数ペア:

[(1, 486597890), (2, 243298945), (5, 97319578), (10, 48659789), (23, 21156430), (43, 11316230), (46, 10578215), (86, 5658115), (115, 4231286), (215, 2263246), (230, 2115643), (430, 1131623), (989, 492010), (1978, 246005), (4945, 98402), (9890, 49201)]