13498740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3981

約数の個数: 72

約数和(自身を含む): 43112160

約数和(自身を除く): 29613420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 3947, 7894, 11841, 15788, 19735, 23682, 35523, 39470, 47364, 59205, 71046, 74993, 78940, 118410, 142092, 149986, 177615, 224979, 236820, 299972, 355230, 374965, 449958, 674937, 710460, 749930, 899916, 1124895, 1349874, 1499860, 2249790, 2699748, 3374685, 4499580, 6749370, 13498740]

約数ペア:

[(1, 13498740), (2, 6749370), (3, 4499580), (4, 3374685), (5, 2699748), (6, 2249790), (9, 1499860), (10, 1349874), (12, 1124895), (15, 899916), (18, 749930), (19, 710460), (20, 674937), (30, 449958), (36, 374965), (38, 355230), (45, 299972), (57, 236820), (60, 224979), (76, 177615), (90, 149986), (95, 142092), (114, 118410), (171, 78940), (180, 74993), (190, 71046), (228, 59205), (285, 47364), (342, 39470), (380, 35523), (570, 23682), (684, 19735), (855, 15788), (1140, 11841), (1710, 7894), (3420, 3947)]