26294640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^2$

素因数の和:678

約数の個数: 60

約数和(自身を含む): 81760392

約数和(自身を除く): 55465752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 5296, 6620, 7944, 9930, 13240, 15888, 19860, 26480, 39720, 79440, 109561, 219122, 328683, 438244, 547805, 657366, 876488, 1095610, 1314732, 1643415, 1752976, 2191220, 2629464, 3286830, 4382440, 5258928, 6573660, 8764880, 13147320, 26294640]

約数ペア:

[(1, 26294640), (2, 13147320), (3, 8764880), (4, 6573660), (5, 5258928), (6, 4382440), (8, 3286830), (10, 2629464), (12, 2191220), (15, 1752976), (16, 1643415), (20, 1314732), (24, 1095610), (30, 876488), (40, 657366), (48, 547805), (60, 438244), (80, 328683), (120, 219122), (240, 109561), (331, 79440), (662, 39720), (993, 26480), (1324, 19860), (1655, 15888), (1986, 13240), (2648, 9930), (3310, 7944), (3972, 6620), (4965, 5296)]