156798140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461171}}^1$

素因数の和:461197

約数の個数: 24

約数和(自身を含む): 348646032

約数和(自身を除く): 191847892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 461171, 922342, 1844684, 2305855, 4611710, 7839907, 9223420, 15679814, 31359628, 39199535, 78399070, 156798140]

約数ペア:

[(1, 156798140), (2, 78399070), (4, 39199535), (5, 31359628), (10, 15679814), (17, 9223420), (20, 7839907), (34, 4611710), (68, 2305855), (85, 1844684), (170, 922342), (340, 461171)]