2389140.00000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{977}}^1$

素因数の和:1329

約数の個数: 40

約数和(自身を含む): 140918064

約数和(自身を除く): 73653568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 331, 662, 977, 1324, 1954, 2648, 3908, 4303, 5296, 7816, 8606, 12701, 15632, 17212, 25402, 34424, 50804, 68848, 101608, 203216, 323387, 646774, 1293548, 2587096, 4204031, 5174192, 8408062, 16816124, 33632248, 67264496]

約数ペア:

[(1, 67264496), (2, 33632248), (4, 16816124), (8, 8408062), (13, 5174192), (16, 4204031), (26, 2587096), (52, 1293548), (104, 646774), (208, 323387), (331, 203216), (662, 101608), (977, 68848), (1324, 50804), (1954, 34424), (2648, 25402), (3908, 17212), (4303, 15632), (5296, 12701), (7816, 8606)]