39894260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1223}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 96235776

約数和(自身を除く): 56341516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1223, 1631, 2330, 2446, 3262, 4660, 4892, 6115, 6524, 8155, 8561, 12230, 16310, 17122, 24460, 32620, 34244, 42805, 85610, 171220, 284959, 569918, 1139836, 1424795, 1994713, 2849590, 3989426, 5699180, 7978852, 9973565, 19947130, 39894260]

約数ペア:

[(1, 39894260), (2, 19947130), (4, 9973565), (5, 7978852), (7, 5699180), (10, 3989426), (14, 2849590), (20, 1994713), (28, 1424795), (35, 1139836), (70, 569918), (140, 284959), (233, 171220), (466, 85610), (932, 42805), (1165, 34244), (1223, 32620), (1631, 24460), (2330, 17122), (2446, 16310), (3262, 12230), (4660, 8561), (4892, 8155), (6115, 6524)]