40357120

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 99154440

約数和(自身を除く): 58797320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 769, 820, 1280, 1312, 1538, 1640, 2624, 3076, 3280, 3845, 5248, 6152, 6560, 7690, 10496, 12304, 13120, 15380, 24608, 26240, 30760, 31529, 49216, 52480, 61520, 63058, 98432, 123040, 126116, 157645, 196864, 246080, 252232, 315290, 492160, 504464, 630580, 984320, 1008928, 1261160, 2017856, 2522320, 4035712, 5044640, 8071424, 10089280, 20178560, 40357120]

約数ペア:

[(1, 40357120), (2, 20178560), (4, 10089280), (5, 8071424), (8, 5044640), (10, 4035712), (16, 2522320), (20, 2017856), (32, 1261160), (40, 1008928), (41, 984320), (64, 630580), (80, 504464), (82, 492160), (128, 315290), (160, 252232), (164, 246080), (205, 196864), (256, 157645), (320, 126116), (328, 123040), (410, 98432), (640, 63058), (656, 61520), (769, 52480), (820, 49216), (1280, 31529), (1312, 30760), (1538, 26240), (1640, 24608), (2624, 15380), (3076, 13120), (3280, 12304), (3845, 10496), (5248, 7690), (6152, 6560)]