1245277740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2964947}}^1$

素因数の和:2964966

約数の個数: 48

約数和(自身を含む): 3984890112

約数和(自身を除く): 2739612372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2964947, 5929894, 8894841, 11859788, 14824735, 17789682, 20754629, 29649470, 35579364, 41509258, 44474205, 59298940, 62263887, 83018516, 88948410, 103773145, 124527774, 177896820, 207546290, 249055548, 311319435, 415092580, 622638870, 1245277740]

約数ペア:

[(1, 1245277740), (2, 622638870), (3, 415092580), (4, 311319435), (5, 249055548), (6, 207546290), (7, 177896820), (10, 124527774), (12, 103773145), (14, 88948410), (15, 83018516), (20, 62263887), (21, 59298940), (28, 44474205), (30, 41509258), (35, 35579364), (42, 29649470), (60, 20754629), (70, 17789682), (84, 14824735), (105, 11859788), (140, 8894841), (210, 5929894), (420, 2964947)]