70406720

素因数分解:

$2^6\times 5^1\times {\mathrm{220021}}^1$

素因数の和:220038

約数の個数: 28

約数和(自身を含む): 167656764

約数和(自身を除く): 97250044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 220021, 440042, 880084, 1100105, 1760168, 2200210, 3520336, 4400420, 7040672, 8800840, 14081344, 17601680, 35203360, 70406720]

約数ペア:

[(1, 70406720), (2, 35203360), (4, 17601680), (5, 14081344), (8, 8800840), (10, 7040672), (16, 4400420), (20, 3520336), (32, 2200210), (40, 1760168), (64, 1100105), (80, 880084), (160, 440042), (320, 220021)]