12897200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1734

約数の個数: 60

約数和(自身を含む): 32635560

約数和(自身を除く): 19738360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1697, 1900, 3394, 3800, 6788, 7600, 8485, 13576, 16970, 27152, 32243, 33940, 42425, 64486, 67880, 84850, 128972, 135760, 161215, 169700, 257944, 322430, 339400, 515888, 644860, 678800, 806075, 1289720, 1612150, 2579440, 3224300, 6448600, 12897200]

約数ペア:

[(1, 12897200), (2, 6448600), (4, 3224300), (5, 2579440), (8, 1612150), (10, 1289720), (16, 806075), (19, 678800), (20, 644860), (25, 515888), (38, 339400), (40, 322430), (50, 257944), (76, 169700), (80, 161215), (95, 135760), (100, 128972), (152, 84850), (190, 67880), (200, 64486), (304, 42425), (380, 33940), (400, 32243), (475, 27152), (760, 16970), (950, 13576), (1520, 8485), (1697, 7600), (1900, 6788), (3394, 3800)]