86895020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 189876960

約数和(自身を除く): 102981940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 233, 290, 466, 580, 643, 932, 1165, 1286, 2330, 2572, 3215, 4660, 6430, 6757, 12860, 13514, 18647, 27028, 33785, 37294, 67570, 74588, 93235, 135140, 149819, 186470, 299638, 372940, 599276, 749095, 1498190, 2996380, 4344751, 8689502, 17379004, 21723755, 43447510, 86895020]

約数ペア:

[(1, 86895020), (2, 43447510), (4, 21723755), (5, 17379004), (10, 8689502), (20, 4344751), (29, 2996380), (58, 1498190), (116, 749095), (145, 599276), (233, 372940), (290, 299638), (466, 186470), (580, 149819), (643, 135140), (932, 93235), (1165, 74588), (1286, 67570), (2330, 37294), (2572, 33785), (3215, 27028), (4660, 18647), (6430, 13514), (6757, 12860)]