86090620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55903}}^1$

素因数の和:55930

約数の個数: 48

約数和(自身を含む): 225404928

約数和(自身を除く): 139314308

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, 55903, 111806, 223612, 279515, 391321, 559030, 614933, 782642, 1118060, 1229866, 1565284, 1956605, 2459732, 3074665, 3913210, 4304531, 6149330, 7826420, 8609062, 12298660, 17218124, 21522655, 43045310, 86090620]

約数ペア:

[(1, 86090620), (2, 43045310), (4, 21522655), (5, 17218124), (7, 12298660), (10, 8609062), (11, 7826420), (14, 6149330), (20, 4304531), (22, 3913210), (28, 3074665), (35, 2459732), (44, 1956605), (55, 1565284), (70, 1229866), (77, 1118060), (110, 782642), (140, 614933), (154, 559030), (220, 391321), (308, 279515), (385, 223612), (770, 111806), (1540, 55903)]