7280240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8273}}^1$

素因数の和:8297

約数の個数: 40

約数和(自身を含む): 18467568

約数和(自身を除く): 11187328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 8273, 16546, 33092, 41365, 66184, 82730, 91003, 132368, 165460, 182006, 330920, 364012, 455015, 661840, 728024, 910030, 1456048, 1820060, 3640120, 7280240]

約数ペア:

[(1, 7280240), (2, 3640120), (4, 1820060), (5, 1456048), (8, 910030), (10, 728024), (11, 661840), (16, 455015), (20, 364012), (22, 330920), (40, 182006), (44, 165460), (55, 132368), (80, 91003), (88, 82730), (110, 66184), (176, 41365), (220, 33092), (440, 16546), (880, 8273)]