20089800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11161}}^1$

素因数の和:11183

約数の個数: 72

約数和(自身を含む): 67474290

約数和(自身を除く): 47384490

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11161, 22322, 33483, 44644, 55805, 66966, 89288, 100449, 111610, 133932, 167415, 200898, 223220, 267864, 279025, 334830, 401796, 446440, 502245, 558050, 669660, 803592, 837075, 1004490, 1116100, 1339320, 1674150, 2008980, 2232200, 2511225, 3348300, 4017960, 5022450, 6696600, 10044900, 20089800]

約数ペア:

[(1, 20089800), (2, 10044900), (3, 6696600), (4, 5022450), (5, 4017960), (6, 3348300), (8, 2511225), (9, 2232200), (10, 2008980), (12, 1674150), (15, 1339320), (18, 1116100), (20, 1004490), (24, 837075), (25, 803592), (30, 669660), (36, 558050), (40, 502245), (45, 446440), (50, 401796), (60, 334830), (72, 279025), (75, 267864), (90, 223220), (100, 200898), (120, 167415), (150, 133932), (180, 111610), (200, 100449), (225, 89288), (300, 66966), (360, 55805), (450, 44644), (600, 33483), (900, 22322), (1800, 11161)]