2180340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{12113}}^1$

素因数の和:12128

約数の個数: 36

約数和(自身を含む): 6614244

約数和(自身を除く): 4433904

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 12113, 24226, 36339, 48452, 60565, 72678, 109017, 121130, 145356, 181695, 218034, 242260, 363390, 436068, 545085, 726780, 1090170, 2180340]

約数ペア:

[(1, 2180340), (2, 1090170), (3, 726780), (4, 545085), (5, 436068), (6, 363390), (9, 242260), (10, 218034), (12, 181695), (15, 145356), (18, 121130), (20, 109017), (30, 72678), (36, 60565), (45, 48452), (60, 36339), (90, 24226), (180, 12113)]