61567660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39979}}^1$

素因数の和:40006

約数の個数: 48

約数和(自身を含む): 161199360

約数和(自身を除く): 99631700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 39979, 79958, 159916, 199895, 279853, 399790, 439769, 559706, 799580, 879538, 1119412, 1399265, 1759076, 2198845, 2798530, 3078383, 4397690, 5597060, 6156766, 8795380, 12313532, 15391915, 30783830, 61567660]

約数ペア:

[(1, 61567660), (2, 30783830), (4, 15391915), (5, 12313532), (7, 8795380), (10, 6156766), (11, 5597060), (14, 4397690), (20, 3078383), (22, 2798530), (28, 2198845), (35, 1759076), (44, 1399265), (55, 1119412), (70, 879538), (77, 799580), (110, 559706), (140, 439769), (154, 399790), (220, 279853), (308, 199895), (385, 159916), (770, 79958), (1540, 39979)]