2560357120

素因数分解:

$2^8\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4339}}^1$

素因数の和:4821

約数の個数: 72

約数和(自身を含む): 6147575280

約数和(自身を除く): 3587218160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 461, 640, 922, 1280, 1844, 2305, 3688, 4339, 4610, 7376, 8678, 9220, 14752, 17356, 18440, 21695, 29504, 34712, 36880, 43390, 59008, 69424, 73760, 86780, 118016, 138848, 147520, 173560, 277696, 295040, 347120, 555392, 590080, 694240, 1110784, 1388480, 2000279, 2776960, 4000558, 5553920, 8001116, 10001395, 16002232, 20002790, 32004464, 40005580, 64008928, 80011160, 128017856, 160022320, 256035712, 320044640, 512071424, 640089280, 1280178560, 2560357120]

約数ペア:

[(1, 2560357120), (2, 1280178560), (4, 640089280), (5, 512071424), (8, 320044640), (10, 256035712), (16, 160022320), (20, 128017856), (32, 80011160), (40, 64008928), (64, 40005580), (80, 32004464), (128, 20002790), (160, 16002232), (256, 10001395), (320, 8001116), (461, 5553920), (640, 4000558), (922, 2776960), (1280, 2000279), (1844, 1388480), (2305, 1110784), (3688, 694240), (4339, 590080), (4610, 555392), (7376, 347120), (8678, 295040), (9220, 277696), (14752, 173560), (17356, 147520), (18440, 138848), (21695, 118016), (29504, 86780), (34712, 73760), (36880, 69424), (43390, 59008)]