74184040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{5407}}^1$

素因数の和:5439

約数の個数: 64

約数和(自身を含む): 194688000

約数和(自身を除く): 120503960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 5407, 6860, 10814, 13720, 21628, 27035, 37849, 43256, 54070, 75698, 108140, 151396, 189245, 216280, 264943, 302792, 378490, 529886, 756980, 1059772, 1324715, 1513960, 1854601, 2119544, 2649430, 3709202, 5298860, 7418404, 9273005, 10597720, 14836808, 18546010, 37092020, 74184040]

約数ペア:

[(1, 74184040), (2, 37092020), (4, 18546010), (5, 14836808), (7, 10597720), (8, 9273005), (10, 7418404), (14, 5298860), (20, 3709202), (28, 2649430), (35, 2119544), (40, 1854601), (49, 1513960), (56, 1324715), (70, 1059772), (98, 756980), (140, 529886), (196, 378490), (245, 302792), (280, 264943), (343, 216280), (392, 189245), (490, 151396), (686, 108140), (980, 75698), (1372, 54070), (1715, 43256), (1960, 37849), (2744, 27035), (3430, 21628), (5407, 13720), (6860, 10814)]