8480920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4327}}^1$

素因数の和:4352

約数の個数: 48

約数和(自身を含む): 22202640

約数和(自身を除く): 13721720

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, 4327, 8654, 17308, 21635, 30289, 34616, 43270, 60578, 86540, 121156, 151445, 173080, 212023, 242312, 302890, 424046, 605780, 848092, 1060115, 1211560, 1696184, 2120230, 4240460, 8480920]

約数ペア:

[(1, 8480920), (2, 4240460), (4, 2120230), (5, 1696184), (7, 1211560), (8, 1060115), (10, 848092), (14, 605780), (20, 424046), (28, 302890), (35, 242312), (40, 212023), (49, 173080), (56, 151445), (70, 121156), (98, 86540), (140, 60578), (196, 43270), (245, 34616), (280, 30289), (392, 21635), (490, 17308), (980, 8654), (1960, 4327)]