71239420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9601}}^1$

素因数の和:9670

約数の個数: 48

約数和(自身を含む): 174218688

約数和(自身を除く): 102979268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 9601, 19202, 38404, 48005, 67207, 96010, 134414, 192020, 268828, 336035, 508853, 672070, 1017706, 1344140, 2035412, 2544265, 3561971, 5088530, 7123942, 10177060, 14247884, 17809855, 35619710, 71239420]

約数ペア:

[(1, 71239420), (2, 35619710), (4, 17809855), (5, 14247884), (7, 10177060), (10, 7123942), (14, 5088530), (20, 3561971), (28, 2544265), (35, 2035412), (53, 1344140), (70, 1017706), (106, 672070), (140, 508853), (212, 336035), (265, 268828), (371, 192020), (530, 134414), (742, 96010), (1060, 67207), (1484, 48005), (1855, 38404), (3710, 19202), (7420, 9601)]