1390474868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{108869}}^1$

素因数の和:109007

約数の個数: 24

約数和(自身を含む): 2536235520

約数和(自身を除く): 1145760652

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 3193, 6386, 12772, 108869, 217738, 435476, 3374939, 6749878, 11213507, 13499756, 22427014, 44854028, 347618717, 695237434, 1390474868]

約数ペア:

[(1, 1390474868), (2, 695237434), (4, 347618717), (31, 44854028), (62, 22427014), (103, 13499756), (124, 11213507), (206, 6749878), (412, 3374939), (3193, 435476), (6386, 217738), (12772, 108869)]