212217860

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{18583}}^1$

素因数の和:19163

約数の個数: 24

約数和(自身を含む): 446462016

約数和(自身を除く): 234244156

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 18583, 37166, 74332, 92915, 185830, 371660, 10610893, 21221786, 42443572, 53054465, 106108930, 212217860]

約数ペア:

[(1, 212217860), (2, 106108930), (4, 53054465), (5, 42443572), (10, 21221786), (20, 10610893), (571, 371660), (1142, 185830), (2284, 92915), (2855, 74332), (5710, 37166), (11420, 18583)]