55765660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 121232160

約数和(自身を除く): 65466500

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 179, 185, 358, 370, 421, 716, 740, 842, 895, 1684, 1790, 2105, 3580, 4210, 6623, 8420, 13246, 15577, 26492, 31154, 33115, 62308, 66230, 75359, 77885, 132460, 150718, 155770, 301436, 311540, 376795, 753590, 1507180, 2788283, 5576566, 11153132, 13941415, 27882830, 55765660]

約数ペア:

[(1, 55765660), (2, 27882830), (4, 13941415), (5, 11153132), (10, 5576566), (20, 2788283), (37, 1507180), (74, 753590), (148, 376795), (179, 311540), (185, 301436), (358, 155770), (370, 150718), (421, 132460), (716, 77885), (740, 75359), (842, 66230), (895, 62308), (1684, 33115), (1790, 31154), (2105, 26492), (3580, 15577), (4210, 13246), (6623, 8420)]