2921870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 6279120

約数和(自身を除く): 3357250

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 89, 98, 134, 178, 245, 335, 445, 469, 490, 623, 670, 890, 938, 1246, 2345, 3115, 3283, 4361, 4690, 5963, 6230, 6566, 8722, 11926, 16415, 21805, 29815, 32830, 41741, 43610, 59630, 83482, 208705, 292187, 417410, 584374, 1460935, 2921870]

約数ペア:

[(1, 2921870), (2, 1460935), (5, 584374), (7, 417410), (10, 292187), (14, 208705), (35, 83482), (49, 59630), (67, 43610), (70, 41741), (89, 32830), (98, 29815), (134, 21805), (178, 16415), (245, 11926), (335, 8722), (445, 6566), (469, 6230), (490, 5963), (623, 4690), (670, 4361), (890, 3283), (938, 3115), (1246, 2345)]