708872660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1\times {\mathrm{1289}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 1539578880

約数和(自身を除く): 830706220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 887, 1289, 1774, 2578, 3548, 4435, 5156, 6445, 8870, 12890, 17740, 25780, 27497, 39959, 54994, 79918, 109988, 137485, 159836, 199795, 274970, 399590, 549940, 799180, 1143343, 2286686, 4573372, 5716715, 11433430, 22866860, 35443633, 70887266, 141774532, 177218165, 354436330, 708872660]

約数ペア:

[(1, 708872660), (2, 354436330), (4, 177218165), (5, 141774532), (10, 70887266), (20, 35443633), (31, 22866860), (62, 11433430), (124, 5716715), (155, 4573372), (310, 2286686), (620, 1143343), (887, 799180), (1289, 549940), (1774, 399590), (2578, 274970), (3548, 199795), (4435, 159836), (5156, 137485), (6445, 109988), (8870, 79918), (12890, 54994), (17740, 39959), (25780, 27497)]