8890880

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:197

約数の個数: 80

約数和(自身を含む): 22391424

約数和(自身を除く): 13500544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 151, 160, 184, 230, 256, 302, 320, 368, 460, 512, 604, 640, 736, 755, 920, 1208, 1280, 1472, 1510, 1840, 2416, 2560, 2944, 3020, 3473, 3680, 4832, 5888, 6040, 6946, 7360, 9664, 11776, 12080, 13892, 14720, 17365, 19328, 24160, 27784, 29440, 34730, 38656, 48320, 55568, 58880, 69460, 77312, 96640, 111136, 138920, 193280, 222272, 277840, 386560, 444544, 555680, 889088, 1111360, 1778176, 2222720, 4445440, 8890880]

約数ペア:

[(1, 8890880), (2, 4445440), (4, 2222720), (5, 1778176), (8, 1111360), (10, 889088), (16, 555680), (20, 444544), (23, 386560), (32, 277840), (40, 222272), (46, 193280), (64, 138920), (80, 111136), (92, 96640), (115, 77312), (128, 69460), (151, 58880), (160, 55568), (184, 48320), (230, 38656), (256, 34730), (302, 29440), (320, 27784), (368, 24160), (460, 19328), (512, 17365), (604, 14720), (640, 13892), (736, 12080), (755, 11776), (920, 9664), (1208, 7360), (1280, 6946), (1472, 6040), (1510, 5888), (1840, 4832), (2416, 3680), (2560, 3473), (2944, 3020)]