12892640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4241}}^1$

素因数の和:4275

約数の個数: 48

約数和(自身を含む): 32069520

約数和(自身を除く): 19176880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 4241, 8482, 16964, 21205, 33928, 42410, 67856, 80579, 84820, 135712, 161158, 169640, 322316, 339280, 402895, 644632, 678560, 805790, 1289264, 1611580, 2578528, 3223160, 6446320, 12892640]

約数ペア:

[(1, 12892640), (2, 6446320), (4, 3223160), (5, 2578528), (8, 1611580), (10, 1289264), (16, 805790), (19, 678560), (20, 644632), (32, 402895), (38, 339280), (40, 322316), (76, 169640), (80, 161158), (95, 135712), (152, 84820), (160, 80579), (190, 67856), (304, 42410), (380, 33928), (608, 21205), (760, 16964), (1520, 8482), (3040, 4241)]