800120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 1829520

約数和(自身を除く): 1029400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 241, 332, 415, 482, 664, 830, 964, 1205, 1660, 1928, 2410, 3320, 4820, 9640, 20003, 40006, 80012, 100015, 160024, 200030, 400060, 800120]

約数ペア:

[(1, 800120), (2, 400060), (4, 200030), (5, 160024), (8, 100015), (10, 80012), (20, 40006), (40, 20003), (83, 9640), (166, 4820), (241, 3320), (332, 2410), (415, 1928), (482, 1660), (664, 1205), (830, 964)]