20942400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4363}}^1$

素因数の和:4388

約数の個数: 84

約数和(自身を含む): 68724272

約数和(自身を除く): 47781872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4363, 4800, 8726, 13089, 17452, 21815, 26178, 34904, 43630, 52356, 65445, 69808, 87260, 104712, 109075, 130890, 139616, 174520, 209424, 218150, 261780, 279232, 327225, 349040, 418848, 436300, 523560, 654450, 698080, 837696, 872600, 1047120, 1308900, 1396160, 1745200, 2094240, 2617800, 3490400, 4188480, 5235600, 6980800, 10471200, 20942400]

約数ペア:

[(1, 20942400), (2, 10471200), (3, 6980800), (4, 5235600), (5, 4188480), (6, 3490400), (8, 2617800), (10, 2094240), (12, 1745200), (15, 1396160), (16, 1308900), (20, 1047120), (24, 872600), (25, 837696), (30, 698080), (32, 654450), (40, 523560), (48, 436300), (50, 418848), (60, 349040), (64, 327225), (75, 279232), (80, 261780), (96, 218150), (100, 209424), (120, 174520), (150, 139616), (160, 130890), (192, 109075), (200, 104712), (240, 87260), (300, 69808), (320, 65445), (400, 52356), (480, 43630), (600, 34904), (800, 26178), (960, 21815), (1200, 17452), (1600, 13089), (2400, 8726), (4363, 4800)]