2740807580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1823}}^1\times {\mathrm{10739}}^1$

素因数の和:12578

約数の個数: 48

約数和(自身を含む): 6582159360

約数和(自身を除く): 3841351780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1823, 3646, 7292, 9115, 10739, 12761, 18230, 21478, 25522, 36460, 42956, 51044, 53695, 63805, 75173, 107390, 127610, 150346, 214780, 255220, 300692, 375865, 751730, 1503460, 19577197, 39154394, 78308788, 97885985, 137040379, 195771970, 274080758, 391543940, 548161516, 685201895, 1370403790, 2740807580]

約数ペア:

[(1, 2740807580), (2, 1370403790), (4, 685201895), (5, 548161516), (7, 391543940), (10, 274080758), (14, 195771970), (20, 137040379), (28, 97885985), (35, 78308788), (70, 39154394), (140, 19577197), (1823, 1503460), (3646, 751730), (7292, 375865), (9115, 300692), (10739, 255220), (12761, 214780), (18230, 150346), (21478, 127610), (25522, 107390), (36460, 75173), (42956, 63805), (51044, 53695)]