297835640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{391889}}^1$

素因数の和:391919

約数の個数: 32

約数和(自身を含む): 705402000

約数和(自身を除く): 407566360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 391889, 783778, 1567556, 1959445, 3135112, 3918890, 7445891, 7837780, 14891782, 15675560, 29783564, 37229455, 59567128, 74458910, 148917820, 297835640]

約数ペア:

[(1, 297835640), (2, 148917820), (4, 74458910), (5, 59567128), (8, 37229455), (10, 29783564), (19, 15675560), (20, 14891782), (38, 7837780), (40, 7445891), (76, 3918890), (95, 3135112), (152, 1959445), (190, 1567556), (380, 783778), (760, 391889)]