13078460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 29245440

約数和(自身を除く): 16166980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 271, 380, 508, 542, 635, 1084, 1270, 1355, 2413, 2540, 2710, 4826, 5149, 5420, 9652, 10298, 12065, 20596, 24130, 25745, 34417, 48260, 51490, 68834, 102980, 137668, 172085, 344170, 653923, 688340, 1307846, 2615692, 3269615, 6539230, 13078460]

約数ペア:

[(1, 13078460), (2, 6539230), (4, 3269615), (5, 2615692), (10, 1307846), (19, 688340), (20, 653923), (38, 344170), (76, 172085), (95, 137668), (127, 102980), (190, 68834), (254, 51490), (271, 48260), (380, 34417), (508, 25745), (542, 24130), (635, 20596), (1084, 12065), (1270, 10298), (1355, 9652), (2413, 5420), (2540, 5149), (2710, 4826)]