284213480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{417961}}^1$

素因数の和:417989

約数の個数: 32

約数和(自身を含む): 677098440

約数和(自身を除く): 392884960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 417961, 835922, 1671844, 2089805, 3343688, 4179610, 7105337, 8359220, 14210674, 16718440, 28421348, 35526685, 56842696, 71053370, 142106740, 284213480]

約数ペア:

[(1, 284213480), (2, 142106740), (4, 71053370), (5, 56842696), (8, 35526685), (10, 28421348), (17, 16718440), (20, 14210674), (34, 8359220), (40, 7105337), (68, 4179610), (85, 3343688), (136, 2089805), (170, 1671844), (340, 835922), (680, 417961)]