16642880

素因数分解:

$2^6\times 5^1\times {\mathrm{52009}}^1$

素因数の和:52026

約数の個数: 28

約数和(自身を含む): 39631620

約数和(自身を除く): 22988740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 52009, 104018, 208036, 260045, 416072, 520090, 832144, 1040180, 1664288, 2080360, 3328576, 4160720, 8321440, 16642880]

約数ペア:

[(1, 16642880), (2, 8321440), (4, 4160720), (5, 3328576), (8, 2080360), (10, 1664288), (16, 1040180), (20, 832144), (32, 520090), (40, 416072), (64, 260045), (80, 208036), (160, 104018), (320, 52009)]