849209860

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{1181}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 1804062960

約数和(自身を除く): 954853100

約数列:

[1, 2, 4, 5, 10, 20, 157, 229, 314, 458, 628, 785, 916, 1145, 1181, 1570, 2290, 2362, 3140, 4580, 4724, 5905, 11810, 23620, 35953, 71906, 143812, 179765, 185417, 270449, 359530, 370834, 540898, 719060, 741668, 927085, 1081796, 1352245, 1854170, 2704490, 3708340, 5408980, 42460493, 84920986, 169841972, 212302465, 424604930, 849209860]

約数ペア:

[(1, 849209860), (2, 424604930), (4, 212302465), (5, 169841972), (10, 84920986), (20, 42460493), (157, 5408980), (229, 3708340), (314, 2704490), (458, 1854170), (628, 1352245), (785, 1081796), (916, 927085), (1145, 741668), (1181, 719060), (1570, 540898), (2290, 370834), (2362, 359530), (3140, 270449), (4580, 185417), (4724, 179765), (5905, 143812), (11810, 71906), (23620, 35953)]