31426360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{112237}}^1$

素因数の和:112255

約数の個数: 32

約数和(自身を含む): 80811360

約数和(自身を除く): 49385000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 112237, 224474, 448948, 561185, 785659, 897896, 1122370, 1571318, 2244740, 3142636, 3928295, 4489480, 6285272, 7856590, 15713180, 31426360]

約数ペア:

[(1, 31426360), (2, 15713180), (4, 7856590), (5, 6285272), (7, 4489480), (8, 3928295), (10, 3142636), (14, 2244740), (20, 1571318), (28, 1122370), (35, 897896), (40, 785659), (56, 561185), (70, 448948), (140, 224474), (280, 112237)]