2008221404

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{3463}}^1$

素因数の和:3762

約数の個数: 48

約数和(自身を含む): 4073664000

約数和(自身を除く): 2065442596

約数列:

[1, 2, 4, 7, 14, 28, 139, 149, 278, 298, 556, 596, 973, 1043, 1946, 2086, 3463, 3892, 4172, 6926, 13852, 20711, 24241, 41422, 48482, 82844, 96964, 144977, 289954, 481357, 515987, 579908, 962714, 1031974, 1925428, 2063948, 3369499, 3611909, 6738998, 7223818, 13477996, 14447636, 71722193, 143444386, 286888772, 502055351, 1004110702, 2008221404]

約数ペア:

[(1, 2008221404), (2, 1004110702), (4, 502055351), (7, 286888772), (14, 143444386), (28, 71722193), (139, 14447636), (149, 13477996), (278, 7223818), (298, 6738998), (556, 3611909), (596, 3369499), (973, 2063948), (1043, 1925428), (1946, 1031974), (2086, 962714), (3463, 579908), (3892, 515987), (4172, 481357), (6926, 289954), (13852, 144977), (20711, 96964), (24241, 82844), (41422, 48482)]