2021400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{1123}}^1$

素因数の和:1145

約数の個数: 72

約数和(自身を含む): 6794580

約数和(自身を除く): 4773180

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, 1123, 1800, 2246, 3369, 4492, 5615, 6738, 8984, 10107, 11230, 13476, 16845, 20214, 22460, 26952, 28075, 33690, 40428, 44920, 50535, 56150, 67380, 80856, 84225, 101070, 112300, 134760, 168450, 202140, 224600, 252675, 336900, 404280, 505350, 673800, 1010700, 2021400]

約数ペア:

[(1, 2021400), (2, 1010700), (3, 673800), (4, 505350), (5, 404280), (6, 336900), (8, 252675), (9, 224600), (10, 202140), (12, 168450), (15, 134760), (18, 112300), (20, 101070), (24, 84225), (25, 80856), (30, 67380), (36, 56150), (40, 50535), (45, 44920), (50, 40428), (60, 33690), (72, 28075), (75, 26952), (90, 22460), (100, 20214), (120, 16845), (150, 13476), (180, 11230), (200, 10107), (225, 8984), (300, 6738), (360, 5615), (450, 4492), (600, 3369), (900, 2246), (1123, 1800)]