13366120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 32472000

約数和(自身を除く): 19105880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 409, 430, 760, 817, 818, 860, 1634, 1636, 1720, 2045, 3268, 3272, 4085, 4090, 6536, 7771, 8170, 8180, 15542, 16340, 16360, 17587, 31084, 32680, 35174, 38855, 62168, 70348, 77710, 87935, 140696, 155420, 175870, 310840, 334153, 351740, 668306, 703480, 1336612, 1670765, 2673224, 3341530, 6683060, 13366120]

約数ペア:

[(1, 13366120), (2, 6683060), (4, 3341530), (5, 2673224), (8, 1670765), (10, 1336612), (19, 703480), (20, 668306), (38, 351740), (40, 334153), (43, 310840), (76, 175870), (86, 155420), (95, 140696), (152, 87935), (172, 77710), (190, 70348), (215, 62168), (344, 38855), (380, 35174), (409, 32680), (430, 31084), (760, 17587), (817, 16360), (818, 16340), (860, 15542), (1634, 8180), (1636, 8170), (1720, 7771), (2045, 6536), (3268, 4090), (3272, 4085)]