20148435540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{50581}}^1$

素因数の和:52809

約数の個数: 72

約数和(自身を含む): 61145747208

約数和(自身を除く): 40997311668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2213, 4426, 6639, 8852, 11065, 13278, 19917, 22130, 26556, 33195, 39834, 44260, 50581, 66390, 79668, 99585, 101162, 132780, 151743, 199170, 202324, 252905, 303486, 398340, 455229, 505810, 606972, 758715, 910458, 1011620, 1517430, 1820916, 2276145, 3034860, 4552290, 9104580, 111935753, 223871506, 335807259, 447743012, 559678765, 671614518, 1007421777, 1119357530, 1343229036, 1679036295, 2014843554, 2238715060, 3358072590, 4029687108, 5037108885, 6716145180, 10074217770, 20148435540]

約数ペア:

[(1, 20148435540), (2, 10074217770), (3, 6716145180), (4, 5037108885), (5, 4029687108), (6, 3358072590), (9, 2238715060), (10, 2014843554), (12, 1679036295), (15, 1343229036), (18, 1119357530), (20, 1007421777), (30, 671614518), (36, 559678765), (45, 447743012), (60, 335807259), (90, 223871506), (180, 111935753), (2213, 9104580), (4426, 4552290), (6639, 3034860), (8852, 2276145), (11065, 1820916), (13278, 1517430), (19917, 1011620), (22130, 910458), (26556, 758715), (33195, 606972), (39834, 505810), (44260, 455229), (50581, 398340), (66390, 303486), (79668, 252905), (99585, 202324), (101162, 199170), (132780, 151743)]