16368640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 88

約数和(自身を含む): 41267520

約数和(自身を除く): 24898880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 139, 160, 184, 230, 256, 278, 320, 368, 460, 512, 556, 640, 695, 736, 920, 1024, 1112, 1280, 1390, 1472, 1840, 2224, 2560, 2780, 2944, 3197, 3680, 4448, 5120, 5560, 5888, 6394, 7360, 8896, 11120, 11776, 12788, 14720, 15985, 17792, 22240, 23552, 25576, 29440, 31970, 35584, 44480, 51152, 58880, 63940, 71168, 88960, 102304, 117760, 127880, 142336, 177920, 204608, 255760, 355840, 409216, 511520, 711680, 818432, 1023040, 1636864, 2046080, 3273728, 4092160, 8184320, 16368640]

約数ペア:

[(1, 16368640), (2, 8184320), (4, 4092160), (5, 3273728), (8, 2046080), (10, 1636864), (16, 1023040), (20, 818432), (23, 711680), (32, 511520), (40, 409216), (46, 355840), (64, 255760), (80, 204608), (92, 177920), (115, 142336), (128, 127880), (139, 117760), (160, 102304), (184, 88960), (230, 71168), (256, 63940), (278, 58880), (320, 51152), (368, 44480), (460, 35584), (512, 31970), (556, 29440), (640, 25576), (695, 23552), (736, 22240), (920, 17792), (1024, 15985), (1112, 14720), (1280, 12788), (1390, 11776), (1472, 11120), (1840, 8896), (2224, 7360), (2560, 6394), (2780, 5888), (2944, 5560), (3197, 5120), (3680, 4448)]