744416740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2189461}}^1$

素因数の和:2189487

約数の個数: 24

約数和(自身を含む): 1655233272

約数和(自身を除く): 910816532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2189461, 4378922, 8757844, 10947305, 21894610, 37220837, 43789220, 74441674, 148883348, 186104185, 372208370, 744416740]

約数ペア:

[(1, 744416740), (2, 372208370), (4, 186104185), (5, 148883348), (10, 74441674), (17, 43789220), (20, 37220837), (34, 21894610), (68, 10947305), (85, 8757844), (170, 4378922), (340, 2189461)]