5388040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2749}}^1$

素因数の和:2774

約数の個数: 48

約数和(自身を含む): 14107500

約数和(自身を除く): 8719460

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, 2749, 5498, 10996, 13745, 19243, 21992, 27490, 38486, 54980, 76972, 96215, 109960, 134701, 153944, 192430, 269402, 384860, 538804, 673505, 769720, 1077608, 1347010, 2694020, 5388040]

約数ペア:

[(1, 5388040), (2, 2694020), (4, 1347010), (5, 1077608), (7, 769720), (8, 673505), (10, 538804), (14, 384860), (20, 269402), (28, 192430), (35, 153944), (40, 134701), (49, 109960), (56, 96215), (70, 76972), (98, 54980), (140, 38486), (196, 27490), (245, 21992), (280, 19243), (392, 13745), (490, 10996), (980, 5498), (1960, 2749)]