42471040

素因数分解:

$2^7\times 5^1\times {\mathrm{66361}}^1$

素因数の和:66380

約数の個数: 32

約数和(自身を含む): 101533860

約数和(自身を除く): 59062820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 66361, 132722, 265444, 331805, 530888, 663610, 1061776, 1327220, 2123552, 2654440, 4247104, 5308880, 8494208, 10617760, 21235520, 42471040]

約数ペア:

[(1, 42471040), (2, 21235520), (4, 10617760), (5, 8494208), (8, 5308880), (10, 4247104), (16, 2654440), (20, 2123552), (32, 1327220), (40, 1061776), (64, 663610), (80, 530888), (128, 331805), (160, 265444), (320, 132722), (640, 66361)]