20656130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2377}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 41091840

約数和(自身を除く): 20435710

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 2377, 4345, 4754, 8690, 11885, 23770, 26147, 52294, 130735, 187783, 261470, 375566, 938915, 1877830, 2065613, 4131226, 10328065, 20656130]

約数ペア:

[(1, 20656130), (2, 10328065), (5, 4131226), (10, 2065613), (11, 1877830), (22, 938915), (55, 375566), (79, 261470), (110, 187783), (158, 130735), (395, 52294), (790, 26147), (869, 23770), (1738, 11885), (2377, 8690), (4345, 4754)]