13030490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 40

約数和(自身を含む): 26090100

約数和(自身を除く): 13059610

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 121, 178, 242, 445, 605, 890, 979, 1210, 1331, 1958, 2662, 4895, 6655, 9790, 10769, 13310, 14641, 21538, 29282, 53845, 73205, 107690, 118459, 146410, 236918, 592295, 1184590, 1303049, 2606098, 6515245, 13030490]

約数ペア:

[(1, 13030490), (2, 6515245), (5, 2606098), (10, 1303049), (11, 1184590), (22, 592295), (55, 236918), (89, 146410), (110, 118459), (121, 107690), (178, 73205), (242, 53845), (445, 29282), (605, 21538), (890, 14641), (979, 13310), (1210, 10769), (1331, 9790), (1958, 6655), (2662, 4895)]