7727020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 18768960

約数和(自身を除く): 11041940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 569, 679, 970, 1138, 1358, 1940, 2276, 2716, 2845, 3395, 3983, 5690, 6790, 7966, 11380, 13580, 15932, 19915, 39830, 55193, 79660, 110386, 220772, 275965, 386351, 551930, 772702, 1103860, 1545404, 1931755, 3863510, 7727020]

約数ペア:

[(1, 7727020), (2, 3863510), (4, 1931755), (5, 1545404), (7, 1103860), (10, 772702), (14, 551930), (20, 386351), (28, 275965), (35, 220772), (70, 110386), (97, 79660), (140, 55193), (194, 39830), (388, 19915), (485, 15932), (569, 13580), (679, 11380), (970, 7966), (1138, 6790), (1358, 5690), (1940, 3983), (2276, 3395), (2716, 2845)]