10123620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12979}}^1$

素因数の和:13004

約数の個数: 48

約数和(自身を含む): 30528960

約数和(自身を除く): 20405340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 12979, 25958, 38937, 51916, 64895, 77874, 129790, 155748, 168727, 194685, 259580, 337454, 389370, 506181, 674908, 778740, 843635, 1012362, 1687270, 2024724, 2530905, 3374540, 5061810, 10123620]

約数ペア:

[(1, 10123620), (2, 5061810), (3, 3374540), (4, 2530905), (5, 2024724), (6, 1687270), (10, 1012362), (12, 843635), (13, 778740), (15, 674908), (20, 506181), (26, 389370), (30, 337454), (39, 259580), (52, 194685), (60, 168727), (65, 155748), (78, 129790), (130, 77874), (156, 64895), (195, 51916), (260, 38937), (390, 25958), (780, 12979)]