2090078890

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{761}}^1\times {\mathrm{1021}}^1$

素因数の和:2058

約数の個数: 32

約数和(自身を含む): 3784793040

約数和(自身を除く): 1694714150

約数列:

[1, 2, 5, 10, 269, 538, 761, 1021, 1345, 1522, 2042, 2690, 3805, 5105, 7610, 10210, 204709, 274649, 409418, 549298, 776981, 1023545, 1373245, 1553962, 2047090, 2746490, 3884905, 7769810, 209007889, 418015778, 1045039445, 2090078890]

約数ペア:

[(1, 2090078890), (2, 1045039445), (5, 418015778), (10, 209007889), (269, 7769810), (538, 3884905), (761, 2746490), (1021, 2047090), (1345, 1553962), (1522, 1373245), (2042, 1023545), (2690, 776981), (3805, 549298), (5105, 409418), (7610, 274649), (10210, 204709)]