140833780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{414217}}^1$

素因数の和:414243

約数の個数: 24

約数和(自身を含む): 313148808

約数和(自身を除く): 172315028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 414217, 828434, 1656868, 2071085, 4142170, 7041689, 8284340, 14083378, 28166756, 35208445, 70416890, 140833780]

約数ペア:

[(1, 140833780), (2, 70416890), (4, 35208445), (5, 28166756), (10, 14083378), (17, 8284340), (20, 7041689), (34, 4142170), (68, 2071085), (85, 1656868), (170, 828434), (340, 414217)]