5290040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2699}}^1$

素因数の和:2724

約数の個数: 48

約数和(自身を含む): 13851000

約数和(自身を除く): 8560960

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, 2699, 5398, 10796, 13495, 18893, 21592, 26990, 37786, 53980, 75572, 94465, 107960, 132251, 151144, 188930, 264502, 377860, 529004, 661255, 755720, 1058008, 1322510, 2645020, 5290040]

約数ペア:

[(1, 5290040), (2, 2645020), (4, 1322510), (5, 1058008), (7, 755720), (8, 661255), (10, 529004), (14, 377860), (20, 264502), (28, 188930), (35, 151144), (40, 132251), (49, 107960), (56, 94465), (70, 75572), (98, 53980), (140, 37786), (196, 26990), (245, 21592), (280, 18893), (392, 13495), (490, 10796), (980, 5398), (1960, 2699)]