70262840

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{7877}}^1$

素因数の和:8111

約数の個数: 32

約数和(自身を含む): 158820480

約数和(自身を除く): 88557640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 7877, 8920, 15754, 31508, 39385, 63016, 78770, 157540, 315080, 1756571, 3513142, 7026284, 8782855, 14052568, 17565710, 35131420, 70262840]

約数ペア:

[(1, 70262840), (2, 35131420), (4, 17565710), (5, 14052568), (8, 8782855), (10, 7026284), (20, 3513142), (40, 1756571), (223, 315080), (446, 157540), (892, 78770), (1115, 63016), (1784, 39385), (2230, 31508), (4460, 15754), (7877, 8920)]