140972464

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{144439}}^1$

素因数の和:144508

約数の個数: 20

約数和(自身を含む): 277613680

約数和(自身を除く): 136641216

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 144439, 288878, 577756, 1155512, 2311024, 8810779, 17621558, 35243116, 70486232, 140972464]

約数ペア:

[(1, 140972464), (2, 70486232), (4, 35243116), (8, 17621558), (16, 8810779), (61, 2311024), (122, 1155512), (244, 577756), (488, 288878), (976, 144439)]