187831420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{8231}}^1$

素因数の和:8410

約数の個数: 48

約数和(自身を含む): 453616128

約数和(自身を除く): 265784708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 8231, 11410, 16462, 22820, 32924, 41155, 57617, 82310, 115234, 164620, 230468, 288085, 576170, 1152340, 1341653, 2683306, 5366612, 6708265, 9391571, 13416530, 18783142, 26833060, 37566284, 46957855, 93915710, 187831420]

約数ペア:

[(1, 187831420), (2, 93915710), (4, 46957855), (5, 37566284), (7, 26833060), (10, 18783142), (14, 13416530), (20, 9391571), (28, 6708265), (35, 5366612), (70, 2683306), (140, 1341653), (163, 1152340), (326, 576170), (652, 288085), (815, 230468), (1141, 164620), (1630, 115234), (2282, 82310), (3260, 57617), (4564, 41155), (5705, 32924), (8231, 22820), (11410, 16462)]