91851620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1481}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 221090688

約数和(自身を除く): 129239068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1481, 1772, 2215, 2962, 3101, 4430, 5924, 6202, 7405, 8860, 10367, 12404, 14810, 15505, 20734, 29620, 31010, 41468, 51835, 62020, 103670, 207340, 656083, 1312166, 2624332, 3280415, 4592581, 6560830, 9185162, 13121660, 18370324, 22962905, 45925810, 91851620]

約数ペア:

[(1, 91851620), (2, 45925810), (4, 22962905), (5, 18370324), (7, 13121660), (10, 9185162), (14, 6560830), (20, 4592581), (28, 3280415), (35, 2624332), (70, 1312166), (140, 656083), (443, 207340), (886, 103670), (1481, 62020), (1772, 51835), (2215, 41468), (2962, 31010), (3101, 29620), (4430, 20734), (5924, 15505), (6202, 14810), (7405, 12404), (8860, 10367)]