10888280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20939}}^1$

素因数の和:20963

約数の個数: 32

約数和(自身を含む): 26384400

約数和(自身を除く): 15496120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 20939, 41878, 83756, 104695, 167512, 209390, 272207, 418780, 544414, 837560, 1088828, 1361035, 2177656, 2722070, 5444140, 10888280]

約数ペア:

[(1, 10888280), (2, 5444140), (4, 2722070), (5, 2177656), (8, 1361035), (10, 1088828), (13, 837560), (20, 544414), (26, 418780), (40, 272207), (52, 209390), (65, 167512), (104, 104695), (130, 83756), (260, 41878), (520, 20939)]