260417890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{4357}}^1$

素因数の和:4546

約数の個数: 32

約数和(自身を含む): 483215040

約数和(自身を除く): 222797150

約数列:

[1, 2, 5, 10, 43, 86, 139, 215, 278, 430, 695, 1390, 4357, 5977, 8714, 11954, 21785, 29885, 43570, 59770, 187351, 374702, 605623, 936755, 1211246, 1873510, 3028115, 6056230, 26041789, 52083578, 130208945, 260417890]

約数ペア:

[(1, 260417890), (2, 130208945), (5, 52083578), (10, 26041789), (43, 6056230), (86, 3028115), (139, 1873510), (215, 1211246), (278, 936755), (430, 605623), (695, 374702), (1390, 187351), (4357, 59770), (5977, 43570), (8714, 29885), (11954, 21785)]