20199421800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11221901}}^1$

素因数の和:11221923

約数の個数: 72

約数和(自身を含む): 67836397590

約数和(自身を除く): 47636975790

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, 11221901, 22443802, 33665703, 44887604, 56109505, 67331406, 89775208, 100997109, 112219010, 134662812, 168328515, 201994218, 224438020, 269325624, 280547525, 336657030, 403988436, 448876040, 504985545, 561095050, 673314060, 807976872, 841642575, 1009971090, 1122190100, 1346628120, 1683285150, 2019942180, 2244380200, 2524927725, 3366570300, 4039884360, 5049855450, 6733140600, 10099710900, 20199421800]

約数ペア:

[(1, 20199421800), (2, 10099710900), (3, 6733140600), (4, 5049855450), (5, 4039884360), (6, 3366570300), (8, 2524927725), (9, 2244380200), (10, 2019942180), (12, 1683285150), (15, 1346628120), (18, 1122190100), (20, 1009971090), (24, 841642575), (25, 807976872), (30, 673314060), (36, 561095050), (40, 504985545), (45, 448876040), (50, 403988436), (60, 336657030), (72, 280547525), (75, 269325624), (90, 224438020), (100, 201994218), (120, 168328515), (150, 134662812), (180, 112219010), (200, 100997109), (225, 89775208), (300, 67331406), (360, 56109505), (450, 44887604), (600, 33665703), (900, 22443802), (1800, 11221901)]