16873280

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:871

約数の個数: 56

約数和(自身を含む): 40831008

約数和(自身を除く): 23957728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 787, 1072, 1340, 1574, 2144, 2680, 3148, 3935, 4288, 5360, 6296, 7870, 10720, 12592, 15740, 21440, 25184, 31480, 50368, 52729, 62960, 105458, 125920, 210916, 251840, 263645, 421832, 527290, 843664, 1054580, 1687328, 2109160, 3374656, 4218320, 8436640, 16873280]

約数ペア:

[(1, 16873280), (2, 8436640), (4, 4218320), (5, 3374656), (8, 2109160), (10, 1687328), (16, 1054580), (20, 843664), (32, 527290), (40, 421832), (64, 263645), (67, 251840), (80, 210916), (134, 125920), (160, 105458), (268, 62960), (320, 52729), (335, 50368), (536, 31480), (670, 25184), (787, 21440), (1072, 15740), (1340, 12592), (1574, 10720), (2144, 7870), (2680, 6296), (3148, 5360), (3935, 4288)]