2540601218

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1\times {\mathrm{1051}}^1$

素因数の和:1518

約数の個数: 32

約数和(自身を含む): 3981508608

約数和(自身を除く): 1440907390

約数列:

[1, 2, 31, 62, 127, 254, 307, 614, 1051, 2102, 3937, 7874, 9517, 19034, 32581, 38989, 65162, 77978, 133477, 266954, 322657, 645314, 1208659, 2417318, 4137787, 8275574, 10002367, 20004734, 40977439, 81954878, 1270300609, 2540601218]

約数ペア:

[(1, 2540601218), (2, 1270300609), (31, 81954878), (62, 40977439), (127, 20004734), (254, 10002367), (307, 8275574), (614, 4137787), (1051, 2417318), (2102, 1208659), (3937, 645314), (7874, 322657), (9517, 266954), (19034, 133477), (32581, 77978), (38989, 65162)]