2888227840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{587}}^1$

素因数の和:674

約数の個数: 132

約数和(自身を含む): 7171263288

約数和(自身を除く): 4283035448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 587, 620, 640, 961, 992, 1024, 1174, 1240, 1280, 1922, 1984, 2348, 2480, 2560, 2935, 3844, 3968, 4696, 4805, 4960, 5120, 5870, 7688, 7936, 9392, 9610, 9920, 11740, 15376, 15872, 18197, 18784, 19220, 19840, 23480, 30752, 31744, 36394, 37568, 38440, 39680, 46960, 61504, 72788, 75136, 76880, 79360, 90985, 93920, 123008, 145576, 150272, 153760, 158720, 181970, 187840, 246016, 291152, 300544, 307520, 363940, 375680, 492032, 564107, 582304, 601088, 615040, 727880, 751360, 984064, 1128214, 1164608, 1230080, 1455760, 1502720, 2256428, 2329216, 2460160, 2820535, 2911520, 3005440, 4512856, 4658432, 4920320, 5641070, 5823040, 9025712, 9316864, 11282140, 11646080, 18051424, 18633728, 22564280, 23292160, 36102848, 45128560, 46584320, 72205696, 90257120, 93168640, 144411392, 180514240, 288822784, 361028480, 577645568, 722056960, 1444113920, 2888227840]

約数ペア:

[(1, 2888227840), (2, 1444113920), (4, 722056960), (5, 577645568), (8, 361028480), (10, 288822784), (16, 180514240), (20, 144411392), (31, 93168640), (32, 90257120), (40, 72205696), (62, 46584320), (64, 45128560), (80, 36102848), (124, 23292160), (128, 22564280), (155, 18633728), (160, 18051424), (248, 11646080), (256, 11282140), (310, 9316864), (320, 9025712), (496, 5823040), (512, 5641070), (587, 4920320), (620, 4658432), (640, 4512856), (961, 3005440), (992, 2911520), (1024, 2820535), (1174, 2460160), (1240, 2329216), (1280, 2256428), (1922, 1502720), (1984, 1455760), (2348, 1230080), (2480, 1164608), (2560, 1128214), (2935, 984064), (3844, 751360), (3968, 727880), (4696, 615040), (4805, 601088), (4960, 582304), (5120, 564107), (5870, 492032), (7688, 375680), (7936, 363940), (9392, 307520), (9610, 300544), (9920, 291152), (11740, 246016), (15376, 187840), (15872, 181970), (18197, 158720), (18784, 153760), (19220, 150272), (19840, 145576), (23480, 123008), (30752, 93920), (31744, 90985), (36394, 79360), (37568, 76880), (38440, 75136), (39680, 72788), (46960, 61504)]