19238080

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:857

約数の個数: 56

約数和(自身を含む): 46451520

約数和(自身を除く): 27213440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 761, 790, 1264, 1522, 1580, 2528, 3044, 3160, 3805, 5056, 6088, 6320, 7610, 12176, 12640, 15220, 24352, 25280, 30440, 48704, 60119, 60880, 120238, 121760, 240476, 243520, 300595, 480952, 601190, 961904, 1202380, 1923808, 2404760, 3847616, 4809520, 9619040, 19238080]

約数ペア:

[(1, 19238080), (2, 9619040), (4, 4809520), (5, 3847616), (8, 2404760), (10, 1923808), (16, 1202380), (20, 961904), (32, 601190), (40, 480952), (64, 300595), (79, 243520), (80, 240476), (158, 121760), (160, 120238), (316, 60880), (320, 60119), (395, 48704), (632, 30440), (761, 25280), (790, 24352), (1264, 15220), (1522, 12640), (1580, 12176), (2528, 7610), (3044, 6320), (3160, 6088), (3805, 5056)]