129467380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6653}}^1$

素因数の和:6808

約数の個数: 48

約数和(自身を含む): 313004160

約数和(自身を除く): 183536780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 6653, 9730, 13306, 19460, 26612, 33265, 46571, 66530, 93142, 133060, 186284, 232855, 465710, 924767, 931420, 1849534, 3699068, 4623835, 6473369, 9247670, 12946738, 18495340, 25893476, 32366845, 64733690, 129467380]

約数ペア:

[(1, 129467380), (2, 64733690), (4, 32366845), (5, 25893476), (7, 18495340), (10, 12946738), (14, 9247670), (20, 6473369), (28, 4623835), (35, 3699068), (70, 1849534), (139, 931420), (140, 924767), (278, 465710), (556, 232855), (695, 186284), (973, 133060), (1390, 93142), (1946, 66530), (2780, 46571), (3892, 33265), (4865, 26612), (6653, 19460), (9730, 13306)]