140877440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20011}}^1$

素因数の和:20041

約数の個数: 64

約数和(自身を含む): 367420320

約数和(自身を除く): 226542880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 20011, 40022, 80044, 100055, 160088, 200110, 220121, 320176, 400220, 440242, 640352, 800440, 880484, 1100605, 1280704, 1600880, 1760968, 2201210, 2561408, 3201760, 3521936, 4402420, 6403520, 7043872, 8804840, 12807040, 14087744, 17609680, 28175488, 35219360, 70438720, 140877440]

約数ペア:

[(1, 140877440), (2, 70438720), (4, 35219360), (5, 28175488), (8, 17609680), (10, 14087744), (11, 12807040), (16, 8804840), (20, 7043872), (22, 6403520), (32, 4402420), (40, 3521936), (44, 3201760), (55, 2561408), (64, 2201210), (80, 1760968), (88, 1600880), (110, 1280704), (128, 1100605), (160, 880484), (176, 800440), (220, 640352), (320, 440242), (352, 400220), (440, 320176), (640, 220121), (704, 200110), (880, 160088), (1408, 100055), (1760, 80044), (3520, 40022), (7040, 20011)]