1555380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{8641}}^1$

素因数の和:8656

約数の個数: 36

約数和(自身を含む): 4718532

約数和(自身を除く): 3163152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 8641, 17282, 25923, 34564, 43205, 51846, 77769, 86410, 103692, 129615, 155538, 172820, 259230, 311076, 388845, 518460, 777690, 1555380]

約数ペア:

[(1, 1555380), (2, 777690), (3, 518460), (4, 388845), (5, 311076), (6, 259230), (9, 172820), (10, 155538), (12, 129615), (15, 103692), (18, 86410), (20, 77769), (30, 51846), (36, 43205), (45, 34564), (60, 25923), (90, 17282), (180, 8641)]