7306940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21491}}^1$

素因数の和:21517

約数の個数: 24

約数和(自身を含む): 16247952

約数和(自身を除く): 8941012

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21491, 42982, 85964, 107455, 214910, 365347, 429820, 730694, 1461388, 1826735, 3653470, 7306940]

約数ペア:

[(1, 7306940), (2, 3653470), (4, 1826735), (5, 1461388), (10, 730694), (17, 429820), (20, 365347), (34, 214910), (68, 107455), (85, 85964), (170, 42982), (340, 21491)]