13902890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 12224470

約数列:

[1, 2, 5, 10, 29, 58, 145, 191, 251, 290, 382, 502, 955, 1255, 1910, 2510, 5539, 7279, 11078, 14558, 27695, 36395, 47941, 55390, 72790, 95882, 239705, 479410, 1390289, 2780578, 6951445, 13902890]

約数ペア:

[(1, 13902890), (2, 6951445), (5, 2780578), (10, 1390289), (29, 479410), (58, 239705), (145, 95882), (191, 72790), (251, 55390), (290, 47941), (382, 36395), (502, 27695), (955, 14558), (1255, 11078), (1910, 7279), (2510, 5539)]