890207744

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{42407}}^1$

素因数の和:42466

約数の個数: 40

約数和(自身を含む): 1822102128

約数和(自身を除く): 931894384

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 20992, 42407, 84814, 169628, 339256, 678512, 1357024, 1738687, 2714048, 3477374, 5428096, 6954748, 10856192, 13909496, 21712384, 27818992, 55637984, 111275968, 222551936, 445103872, 890207744]

約数ペア:

[(1, 890207744), (2, 445103872), (4, 222551936), (8, 111275968), (16, 55637984), (32, 27818992), (41, 21712384), (64, 13909496), (82, 10856192), (128, 6954748), (164, 5428096), (256, 3477374), (328, 2714048), (512, 1738687), (656, 1357024), (1312, 678512), (2624, 339256), (5248, 169628), (10496, 84814), (20992, 42407)]