83757940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1249}}^1$

素因数の和:1744

約数の個数: 48

約数和(自身を含む): 201600000

約数和(自身を除く): 117842060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 958, 1249, 1916, 2395, 2498, 3353, 4790, 4996, 6245, 6706, 8743, 9580, 12490, 13412, 16765, 17486, 24980, 33530, 34972, 43715, 67060, 87430, 174860, 598271, 1196542, 2393084, 2991355, 4187897, 5982710, 8375794, 11965420, 16751588, 20939485, 41878970, 83757940]

約数ペア:

[(1, 83757940), (2, 41878970), (4, 20939485), (5, 16751588), (7, 11965420), (10, 8375794), (14, 5982710), (20, 4187897), (28, 2991355), (35, 2393084), (70, 1196542), (140, 598271), (479, 174860), (958, 87430), (1249, 67060), (1916, 43715), (2395, 34972), (2498, 33530), (3353, 24980), (4790, 17486), (4996, 16765), (6245, 13412), (6706, 12490), (8743, 9580)]