38961580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{701}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 93877056

約数和(自身を除く): 54915476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 701, 794, 1402, 1588, 1985, 2779, 2804, 3505, 3970, 4907, 5558, 7010, 7940, 9814, 11116, 13895, 14020, 19628, 24535, 27790, 49070, 55580, 98140, 278297, 556594, 1113188, 1391485, 1948079, 2782970, 3896158, 5565940, 7792316, 9740395, 19480790, 38961580]

約数ペア:

[(1, 38961580), (2, 19480790), (4, 9740395), (5, 7792316), (7, 5565940), (10, 3896158), (14, 2782970), (20, 1948079), (28, 1391485), (35, 1113188), (70, 556594), (140, 278297), (397, 98140), (701, 55580), (794, 49070), (1402, 27790), (1588, 24535), (1985, 19628), (2779, 14020), (2804, 13895), (3505, 11116), (3970, 9814), (4907, 7940), (5558, 7010)]