248368280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{200297}}^1$

素因数の和:200339

約数の個数: 32

約数和(自身を含む): 576858240

約数和(自身を除く): 328489960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 200297, 400594, 801188, 1001485, 1602376, 2002970, 4005940, 6209207, 8011880, 12418414, 24836828, 31046035, 49673656, 62092070, 124184140, 248368280]

約数ペア:

[(1, 248368280), (2, 124184140), (4, 62092070), (5, 49673656), (8, 31046035), (10, 24836828), (20, 12418414), (31, 8011880), (40, 6209207), (62, 4005940), (124, 2002970), (155, 1602376), (248, 1001485), (310, 801188), (620, 400594), (1240, 200297)]