42690920

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2377}}^1$

素因数の和:2837

約数の個数: 32

約数和(自身を含む): 96309000

約数和(自身を除く): 53618080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 2377, 3592, 4490, 4754, 8980, 9508, 11885, 17960, 19016, 23770, 47540, 95080, 1067273, 2134546, 4269092, 5336365, 8538184, 10672730, 21345460, 42690920]

約数ペア:

[(1, 42690920), (2, 21345460), (4, 10672730), (5, 8538184), (8, 5336365), (10, 4269092), (20, 2134546), (40, 1067273), (449, 95080), (898, 47540), (1796, 23770), (2245, 19016), (2377, 17960), (3592, 11885), (4490, 9508), (4754, 8980)]