7207840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2405

約数の個数: 48

約数和(自身を含む): 17932320

約数和(自身を除く): 10724480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 2371, 3040, 4742, 9484, 11855, 18968, 23710, 37936, 45049, 47420, 75872, 90098, 94840, 180196, 189680, 225245, 360392, 379360, 450490, 720784, 900980, 1441568, 1801960, 3603920, 7207840]

約数ペア:

[(1, 7207840), (2, 3603920), (4, 1801960), (5, 1441568), (8, 900980), (10, 720784), (16, 450490), (19, 379360), (20, 360392), (32, 225245), (38, 189680), (40, 180196), (76, 94840), (80, 90098), (95, 75872), (152, 47420), (160, 45049), (190, 37936), (304, 23710), (380, 18968), (608, 11855), (760, 9484), (1520, 4742), (2371, 3040)]