2057471390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2153}}^1\times {\mathrm{7351}}^1$

素因数の和:9524

約数の個数: 32

約数和(自身を含む): 3990724416

約数和(自身を除く): 1933253026

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2153, 4306, 7351, 10765, 14702, 21530, 27989, 36755, 55978, 73510, 95563, 139945, 191126, 279890, 477815, 955630, 15826703, 31653406, 79133515, 158267030, 205747139, 411494278, 1028735695, 2057471390]

約数ペア:

[(1, 2057471390), (2, 1028735695), (5, 411494278), (10, 205747139), (13, 158267030), (26, 79133515), (65, 31653406), (130, 15826703), (2153, 955630), (4306, 477815), (7351, 279890), (10765, 191126), (14702, 139945), (21530, 95563), (27989, 73510), (36755, 55978)]