7708280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1801}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 17515440

約数和(自身を除く): 9807160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1801, 2140, 3602, 4280, 7204, 9005, 14408, 18010, 36020, 72040, 192707, 385414, 770828, 963535, 1541656, 1927070, 3854140, 7708280]

約数ペア:

[(1, 7708280), (2, 3854140), (4, 1927070), (5, 1541656), (8, 963535), (10, 770828), (20, 385414), (40, 192707), (107, 72040), (214, 36020), (428, 18010), (535, 14408), (856, 9005), (1070, 7204), (1801, 4280), (2140, 3602)]