56176520

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7129}}^1$

素因数の和:7337

約数の個数: 32

約数和(自身を含む): 127056600

約数和(自身を除く): 70880080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7129, 7880, 14258, 28516, 35645, 57032, 71290, 142580, 285160, 1404413, 2808826, 5617652, 7022065, 11235304, 14044130, 28088260, 56176520]

約数ペア:

[(1, 56176520), (2, 28088260), (4, 14044130), (5, 11235304), (8, 7022065), (10, 5617652), (20, 2808826), (40, 1404413), (197, 285160), (394, 142580), (788, 71290), (985, 57032), (1576, 35645), (1970, 28516), (3940, 14258), (7129, 7880)]