16522020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4831}}^1$

素因数の和:4865

約数の個数: 72

約数和(自身を含む): 52765440

約数和(自身を除く): 36243420

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, 4831, 9662, 14493, 19324, 24155, 28986, 43479, 48310, 57972, 72465, 86958, 91789, 96620, 144930, 173916, 183578, 217395, 275367, 289860, 367156, 434790, 458945, 550734, 826101, 869580, 917890, 1101468, 1376835, 1652202, 1835780, 2753670, 3304404, 4130505, 5507340, 8261010, 16522020]

約数ペア:

[(1, 16522020), (2, 8261010), (3, 5507340), (4, 4130505), (5, 3304404), (6, 2753670), (9, 1835780), (10, 1652202), (12, 1376835), (15, 1101468), (18, 917890), (19, 869580), (20, 826101), (30, 550734), (36, 458945), (38, 434790), (45, 367156), (57, 289860), (60, 275367), (76, 217395), (90, 183578), (95, 173916), (114, 144930), (171, 96620), (180, 91789), (190, 86958), (228, 72465), (285, 57972), (342, 48310), (380, 43479), (570, 28986), (684, 24155), (855, 19324), (1140, 14493), (1710, 9662), (3420, 4831)]