13148380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4943}}^1$

素因数の和:4978

約数の個数: 48

約数和(自身を含む): 33223680

約数和(自身を除く): 20075300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 4943, 9886, 19772, 24715, 34601, 49430, 69202, 93917, 98860, 138404, 173005, 187834, 346010, 375668, 469585, 657419, 692020, 939170, 1314838, 1878340, 2629676, 3287095, 6574190, 13148380]

約数ペア:

[(1, 13148380), (2, 6574190), (4, 3287095), (5, 2629676), (7, 1878340), (10, 1314838), (14, 939170), (19, 692020), (20, 657419), (28, 469585), (35, 375668), (38, 346010), (70, 187834), (76, 173005), (95, 138404), (133, 98860), (140, 93917), (190, 69202), (266, 49430), (380, 34601), (532, 24715), (665, 19772), (1330, 9886), (2660, 4943)]