5207720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2657}}^1$

素因数の和:2682

約数の個数: 48

約数和(自身を含む): 13635540

約数和(自身を除く): 8427820

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, 2657, 5314, 10628, 13285, 18599, 21256, 26570, 37198, 53140, 74396, 92995, 106280, 130193, 148792, 185990, 260386, 371980, 520772, 650965, 743960, 1041544, 1301930, 2603860, 5207720]

約数ペア:

[(1, 5207720), (2, 2603860), (4, 1301930), (5, 1041544), (7, 743960), (8, 650965), (10, 520772), (14, 371980), (20, 260386), (28, 185990), (35, 148792), (40, 130193), (49, 106280), (56, 92995), (70, 74396), (98, 53140), (140, 37198), (196, 26570), (245, 21256), (280, 18599), (392, 13285), (490, 10628), (980, 5314), (1960, 2657)]