2028016640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30469}}^1$

素因数の和:30507

約数の個数: 88

約数和(自身を含む): 5239255560

約数和(自身を除く): 3211238920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 30469, 33280, 60938, 66560, 121876, 152345, 243752, 304690, 396097, 487504, 609380, 792194, 975008, 1218760, 1584388, 1950016, 1980485, 2437520, 3168776, 3900032, 3960970, 4875040, 6337552, 7800064, 7921940, 9750080, 12675104, 15600128, 15843880, 19500160, 25350208, 31200256, 31687760, 39000320, 50700416, 63375520, 78000640, 101400832, 126751040, 156001280, 202801664, 253502080, 405603328, 507004160, 1014008320, 2028016640]

約数ペア:

[(1, 2028016640), (2, 1014008320), (4, 507004160), (5, 405603328), (8, 253502080), (10, 202801664), (13, 156001280), (16, 126751040), (20, 101400832), (26, 78000640), (32, 63375520), (40, 50700416), (52, 39000320), (64, 31687760), (65, 31200256), (80, 25350208), (104, 19500160), (128, 15843880), (130, 15600128), (160, 12675104), (208, 9750080), (256, 7921940), (260, 7800064), (320, 6337552), (416, 4875040), (512, 3960970), (520, 3900032), (640, 3168776), (832, 2437520), (1024, 1980485), (1040, 1950016), (1280, 1584388), (1664, 1218760), (2080, 975008), (2560, 792194), (3328, 609380), (4160, 487504), (5120, 396097), (6656, 304690), (8320, 243752), (13312, 152345), (16640, 121876), (30469, 66560), (33280, 60938)]