28074400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1847}}^1$

素因数の和:1886

約数の個数: 72

約数和(自身を含む): 72182880

約数和(自身を除く): 44108480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1847, 1900, 3040, 3694, 3800, 7388, 7600, 9235, 14776, 15200, 18470, 29552, 35093, 36940, 46175, 59104, 70186, 73880, 92350, 140372, 147760, 175465, 184700, 280744, 295520, 350930, 369400, 561488, 701860, 738800, 877325, 1122976, 1403720, 1477600, 1754650, 2807440, 3509300, 5614880, 7018600, 14037200, 28074400]

約数ペア:

[(1, 28074400), (2, 14037200), (4, 7018600), (5, 5614880), (8, 3509300), (10, 2807440), (16, 1754650), (19, 1477600), (20, 1403720), (25, 1122976), (32, 877325), (38, 738800), (40, 701860), (50, 561488), (76, 369400), (80, 350930), (95, 295520), (100, 280744), (152, 184700), (160, 175465), (190, 147760), (200, 140372), (304, 92350), (380, 73880), (400, 70186), (475, 59104), (608, 46175), (760, 36940), (800, 35093), (950, 29552), (1520, 18470), (1847, 15200), (1900, 14776), (3040, 9235), (3694, 7600), (3800, 7388)]