20523600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5701}}^1$

素因数の和:5725

約数の個数: 90

約数和(自身を含む): 71235086

約数和(自身を除く): 50711486

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5701, 11402, 17103, 22804, 28505, 34206, 45608, 51309, 57010, 68412, 85515, 91216, 102618, 114020, 136824, 142525, 171030, 205236, 228040, 256545, 273648, 285050, 342060, 410472, 427575, 456080, 513090, 570100, 684120, 820944, 855150, 1026180, 1140200, 1282725, 1368240, 1710300, 2052360, 2280400, 2565450, 3420600, 4104720, 5130900, 6841200, 10261800, 20523600]

約数ペア:

[(1, 20523600), (2, 10261800), (3, 6841200), (4, 5130900), (5, 4104720), (6, 3420600), (8, 2565450), (9, 2280400), (10, 2052360), (12, 1710300), (15, 1368240), (16, 1282725), (18, 1140200), (20, 1026180), (24, 855150), (25, 820944), (30, 684120), (36, 570100), (40, 513090), (45, 456080), (48, 427575), (50, 410472), (60, 342060), (72, 285050), (75, 273648), (80, 256545), (90, 228040), (100, 205236), (120, 171030), (144, 142525), (150, 136824), (180, 114020), (200, 102618), (225, 91216), (240, 85515), (300, 68412), (360, 57010), (400, 51309), (450, 45608), (600, 34206), (720, 28505), (900, 22804), (1200, 17103), (1800, 11402), (3600, 5701)]