980120

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 2235600

約数和(自身を除く): 1255480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 229, 428, 458, 535, 856, 916, 1070, 1145, 1832, 2140, 2290, 4280, 4580, 9160, 24503, 49006, 98012, 122515, 196024, 245030, 490060, 980120]

約数ペア:

[(1, 980120), (2, 490060), (4, 245030), (5, 196024), (8, 122515), (10, 98012), (20, 49006), (40, 24503), (107, 9160), (214, 4580), (229, 4280), (428, 2290), (458, 2140), (535, 1832), (856, 1145), (916, 1070)]