2215741900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{228427}}^1$

素因数の和:228538

約数の個数: 36

約数和(自身を含む): 4857749848

約数和(自身を除く): 2642007948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 228427, 456854, 913708, 1142135, 2284270, 4568540, 5710675, 11421350, 22157419, 22842700, 44314838, 88629676, 110787095, 221574190, 443148380, 553935475, 1107870950, 2215741900]

約数ペア:

[(1, 2215741900), (2, 1107870950), (4, 553935475), (5, 443148380), (10, 221574190), (20, 110787095), (25, 88629676), (50, 44314838), (97, 22842700), (100, 22157419), (194, 11421350), (388, 5710675), (485, 4568540), (970, 2284270), (1940, 1142135), (2425, 913708), (4850, 456854), (9700, 228427)]