1555492720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{670471}}^1$

素因数の和:670513

約数の個数: 40

約数和(自身を含む): 3741233760

約数和(自身を除く): 2185741040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 670471, 1340942, 2681884, 3352355, 5363768, 6704710, 10727536, 13409420, 19443659, 26818840, 38887318, 53637680, 77774636, 97218295, 155549272, 194436590, 311098544, 388873180, 777746360, 1555492720]

約数ペア:

[(1, 1555492720), (2, 777746360), (4, 388873180), (5, 311098544), (8, 194436590), (10, 155549272), (16, 97218295), (20, 77774636), (29, 53637680), (40, 38887318), (58, 26818840), (80, 19443659), (116, 13409420), (145, 10727536), (232, 6704710), (290, 5363768), (464, 3352355), (580, 2681884), (1160, 1340942), (2320, 670471)]