16889220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 51793560

約数和(自身を除く): 34904340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 929, 1010, 1212, 1515, 1818, 1858, 2020, 2787, 3030, 3636, 3716, 4545, 4645, 5574, 6060, 8361, 9090, 9290, 11148, 13935, 16722, 18180, 18580, 27870, 33444, 41805, 55740, 83610, 93829, 167220, 187658, 281487, 375316, 469145, 562974, 844461, 938290, 1125948, 1407435, 1688922, 1876580, 2814870, 3377844, 4222305, 5629740, 8444610, 16889220]

約数ペア:

[(1, 16889220), (2, 8444610), (3, 5629740), (4, 4222305), (5, 3377844), (6, 2814870), (9, 1876580), (10, 1688922), (12, 1407435), (15, 1125948), (18, 938290), (20, 844461), (30, 562974), (36, 469145), (45, 375316), (60, 281487), (90, 187658), (101, 167220), (180, 93829), (202, 83610), (303, 55740), (404, 41805), (505, 33444), (606, 27870), (909, 18580), (929, 18180), (1010, 16722), (1212, 13935), (1515, 11148), (1818, 9290), (1858, 9090), (2020, 8361), (2787, 6060), (3030, 5574), (3636, 4645), (3716, 4545)]