26978060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 59657472

約数和(自身を除く): 32679412

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 821, 1060, 1642, 1643, 3284, 3286, 4105, 6572, 8210, 8215, 16420, 16430, 25451, 32860, 43513, 50902, 87026, 101804, 127255, 174052, 217565, 254510, 435130, 509020, 870260, 1348903, 2697806, 5395612, 6744515, 13489030, 26978060]

約数ペア:

[(1, 26978060), (2, 13489030), (4, 6744515), (5, 5395612), (10, 2697806), (20, 1348903), (31, 870260), (53, 509020), (62, 435130), (106, 254510), (124, 217565), (155, 174052), (212, 127255), (265, 101804), (310, 87026), (530, 50902), (620, 43513), (821, 32860), (1060, 25451), (1642, 16430), (1643, 16420), (3284, 8215), (3286, 8210), (4105, 6572)]