69419420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1249}}^1$

素因数の和:1662

約数の個数: 48

約数和(自身を含む): 167160000

約数和(自身を除く): 97740580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1249, 1588, 1985, 2498, 2779, 3970, 4996, 5558, 6245, 7940, 8743, 11116, 12490, 13895, 17486, 24980, 27790, 34972, 43715, 55580, 87430, 174860, 495853, 991706, 1983412, 2479265, 3470971, 4958530, 6941942, 9917060, 13883884, 17354855, 34709710, 69419420]

約数ペア:

[(1, 69419420), (2, 34709710), (4, 17354855), (5, 13883884), (7, 9917060), (10, 6941942), (14, 4958530), (20, 3470971), (28, 2479265), (35, 1983412), (70, 991706), (140, 495853), (397, 174860), (794, 87430), (1249, 55580), (1588, 43715), (1985, 34972), (2498, 27790), (2779, 24980), (3970, 17486), (4996, 13895), (5558, 12490), (6245, 11116), (7940, 8743)]