5391260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 13105344

約数和(自身を除く): 7714084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 397, 485, 679, 794, 970, 1358, 1588, 1940, 1985, 2716, 2779, 3395, 3970, 5558, 6790, 7940, 11116, 13580, 13895, 27790, 38509, 55580, 77018, 154036, 192545, 269563, 385090, 539126, 770180, 1078252, 1347815, 2695630, 5391260]

約数ペア:

[(1, 5391260), (2, 2695630), (4, 1347815), (5, 1078252), (7, 770180), (10, 539126), (14, 385090), (20, 269563), (28, 192545), (35, 154036), (70, 77018), (97, 55580), (140, 38509), (194, 27790), (388, 13895), (397, 13580), (485, 11116), (679, 7940), (794, 6790), (970, 5558), (1358, 3970), (1588, 3395), (1940, 2779), (1985, 2716)]