7878160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 19820160

約数和(自身を除く): 11942000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 73, 76, 80, 95, 142, 146, 152, 190, 284, 292, 304, 355, 365, 380, 568, 584, 710, 730, 760, 1136, 1168, 1349, 1387, 1420, 1460, 1520, 2698, 2774, 2840, 2920, 5183, 5396, 5548, 5680, 5840, 6745, 6935, 10366, 10792, 11096, 13490, 13870, 20732, 21584, 22192, 25915, 26980, 27740, 41464, 51830, 53960, 55480, 82928, 98477, 103660, 107920, 110960, 196954, 207320, 393908, 414640, 492385, 787816, 984770, 1575632, 1969540, 3939080, 7878160]

約数ペア:

[(1, 7878160), (2, 3939080), (4, 1969540), (5, 1575632), (8, 984770), (10, 787816), (16, 492385), (19, 414640), (20, 393908), (38, 207320), (40, 196954), (71, 110960), (73, 107920), (76, 103660), (80, 98477), (95, 82928), (142, 55480), (146, 53960), (152, 51830), (190, 41464), (284, 27740), (292, 26980), (304, 25915), (355, 22192), (365, 21584), (380, 20732), (568, 13870), (584, 13490), (710, 11096), (730, 10792), (760, 10366), (1136, 6935), (1168, 6745), (1349, 5840), (1387, 5680), (1420, 5548), (1460, 5396), (1520, 5183), (2698, 2920), (2774, 2840)]