71098240

素因数分解:

$2^7\times 5^1\times {\mathrm{111091}}^1$

素因数の和:111110

約数の個数: 32

約数和(自身を含む): 169970760

約数和(自身を除く): 98872520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 111091, 222182, 444364, 555455, 888728, 1110910, 1777456, 2221820, 3554912, 4443640, 7109824, 8887280, 14219648, 17774560, 35549120, 71098240]

約数ペア:

[(1, 71098240), (2, 35549120), (4, 17774560), (5, 14219648), (8, 8887280), (10, 7109824), (16, 4443640), (20, 3554912), (32, 2221820), (40, 1777456), (64, 1110910), (80, 888728), (128, 555455), (160, 444364), (320, 222182), (640, 111091)]