61418840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{219353}}^1$

素因数の和:219371

約数の個数: 32

約数和(自身を含む): 157934880

約数和(自身を除く): 96516040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 219353, 438706, 877412, 1096765, 1535471, 1754824, 2193530, 3070942, 4387060, 6141884, 7677355, 8774120, 12283768, 15354710, 30709420, 61418840]

約数ペア:

[(1, 61418840), (2, 30709420), (4, 15354710), (5, 12283768), (7, 8774120), (8, 7677355), (10, 6141884), (14, 4387060), (20, 3070942), (28, 2193530), (35, 1754824), (40, 1535471), (56, 1096765), (70, 877412), (140, 438706), (280, 219353)]