148840280

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5897}}^1$

素因数の和:6539

約数の個数: 32

約数和(自身を含む): 335478240

約数和(自身を除く): 186637960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 5897, 6310, 11794, 12620, 23588, 25240, 29485, 47176, 58970, 117940, 235880, 3721007, 7442014, 14884028, 18605035, 29768056, 37210070, 74420140, 148840280]

約数ペア:

[(1, 148840280), (2, 74420140), (4, 37210070), (5, 29768056), (8, 18605035), (10, 14884028), (20, 7442014), (40, 3721007), (631, 235880), (1262, 117940), (2524, 58970), (3155, 47176), (5048, 29485), (5897, 25240), (6310, 23588), (11794, 12620)]