41440280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{21143}}^1$

素因数の和:21168

約数の個数: 48

約数和(自身を含む): 108468720

約数和(自身を除く): 67028440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 21143, 42286, 84572, 105715, 148001, 169144, 211430, 296002, 422860, 592004, 740005, 845720, 1036007, 1184008, 1480010, 2072014, 2960020, 4144028, 5180035, 5920040, 8288056, 10360070, 20720140, 41440280]

約数ペア:

[(1, 41440280), (2, 20720140), (4, 10360070), (5, 8288056), (7, 5920040), (8, 5180035), (10, 4144028), (14, 2960020), (20, 2072014), (28, 1480010), (35, 1184008), (40, 1036007), (49, 845720), (56, 740005), (70, 592004), (98, 422860), (140, 296002), (196, 211430), (245, 169144), (280, 148001), (392, 105715), (490, 84572), (980, 42286), (1960, 21143)]