7845290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 15016320

約数和(自身を除く): 7171030

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 263, 314, 526, 785, 1315, 1570, 2630, 2983, 4997, 5966, 9994, 14915, 24985, 29830, 41291, 49970, 82582, 206455, 412910, 784529, 1569058, 3922645, 7845290]

約数ペア:

[(1, 7845290), (2, 3922645), (5, 1569058), (10, 784529), (19, 412910), (38, 206455), (95, 82582), (157, 49970), (190, 41291), (263, 29830), (314, 24985), (526, 14915), (785, 9994), (1315, 5966), (1570, 4997), (2630, 2983)]