19385760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40387}}^1$

素因数の和:40405

約数の個数: 48

約数和(自身を含む): 61066656

約数和(自身を除く): 41680896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40387, 80774, 121161, 161548, 201935, 242322, 323096, 403870, 484644, 605805, 646192, 807740, 969288, 1211610, 1292384, 1615480, 1938576, 2423220, 3230960, 3877152, 4846440, 6461920, 9692880, 19385760]

約数ペア:

[(1, 19385760), (2, 9692880), (3, 6461920), (4, 4846440), (5, 3877152), (6, 3230960), (8, 2423220), (10, 1938576), (12, 1615480), (15, 1292384), (16, 1211610), (20, 969288), (24, 807740), (30, 646192), (32, 605805), (40, 484644), (48, 403870), (60, 323096), (80, 242322), (96, 201935), (120, 161548), (160, 121161), (240, 80774), (480, 40387)]