20077000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1219

約数の個数: 64

約数和(自身を含む): 49785840

約数和(自身を除く): 29708840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 500, 680, 850, 1000, 1181, 1700, 2125, 2362, 3400, 4250, 4724, 5905, 8500, 9448, 11810, 17000, 20077, 23620, 29525, 40154, 47240, 59050, 80308, 100385, 118100, 147625, 160616, 200770, 236200, 295250, 401540, 501925, 590500, 803080, 1003850, 1181000, 2007700, 2509625, 4015400, 5019250, 10038500, 20077000]

約数ペア:

[(1, 20077000), (2, 10038500), (4, 5019250), (5, 4015400), (8, 2509625), (10, 2007700), (17, 1181000), (20, 1003850), (25, 803080), (34, 590500), (40, 501925), (50, 401540), (68, 295250), (85, 236200), (100, 200770), (125, 160616), (136, 147625), (170, 118100), (200, 100385), (250, 80308), (340, 59050), (425, 47240), (500, 40154), (680, 29525), (850, 23620), (1000, 20077), (1181, 17000), (1700, 11810), (2125, 9448), (2362, 8500), (3400, 5905), (4250, 4724)]