20223559640

素因数分解:

$2^3\times 5^1\times {\mathrm{7829}}^1\times {\mathrm{64579}}^1$

素因数の和:72419

約数の個数: 32

約数和(自身を含む): 45509526000

約数和(自身を除く): 25285966360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7829, 15658, 31316, 39145, 62632, 64579, 78290, 129158, 156580, 258316, 313160, 322895, 516632, 645790, 1291580, 2583160, 505588991, 1011177982, 2022355964, 2527944955, 4044711928, 5055889910, 10111779820, 20223559640]

約数ペア:

[(1, 20223559640), (2, 10111779820), (4, 5055889910), (5, 4044711928), (8, 2527944955), (10, 2022355964), (20, 1011177982), (40, 505588991), (7829, 2583160), (15658, 1291580), (31316, 645790), (39145, 516632), (62632, 322895), (64579, 313160), (78290, 258316), (129158, 156580)]