20114080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17959}}^1$

素因数の和:17981

約数の個数: 48

約数和(自身を含む): 54311040

約数和(自身を除く): 34196960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17959, 35918, 71836, 89795, 125713, 143672, 179590, 251426, 287344, 359180, 502852, 574688, 628565, 718360, 1005704, 1257130, 1436720, 2011408, 2514260, 2873440, 4022816, 5028520, 10057040, 20114080]

約数ペア:

[(1, 20114080), (2, 10057040), (4, 5028520), (5, 4022816), (7, 2873440), (8, 2514260), (10, 2011408), (14, 1436720), (16, 1257130), (20, 1005704), (28, 718360), (32, 628565), (35, 574688), (40, 502852), (56, 359180), (70, 287344), (80, 251426), (112, 179590), (140, 143672), (160, 125713), (224, 89795), (280, 71836), (560, 35918), (1120, 17959)]