485960440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{247939}}^1$

素因数の和:247964

約数の個数: 48

約数和(自身を含む): 1271932200

約数和(自身を除く): 785971760

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, 247939, 495878, 991756, 1239695, 1735573, 1983512, 2479390, 3471146, 4958780, 6942292, 8677865, 9917560, 12149011, 13884584, 17355730, 24298022, 34711460, 48596044, 60745055, 69422920, 97192088, 121490110, 242980220, 485960440]

約数ペア:

[(1, 485960440), (2, 242980220), (4, 121490110), (5, 97192088), (7, 69422920), (8, 60745055), (10, 48596044), (14, 34711460), (20, 24298022), (28, 17355730), (35, 13884584), (40, 12149011), (49, 9917560), (56, 8677865), (70, 6942292), (98, 4958780), (140, 3471146), (196, 2479390), (245, 1983512), (280, 1735573), (392, 1239695), (490, 991756), (980, 495878), (1960, 247939)]