18302080

素因数分解:

$2^7\times 5^1\times {\mathrm{28597}}^1$

素因数の和:28616

約数の個数: 32

約数和(自身を含む): 43754940

約数和(自身を除く): 25452860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28597, 57194, 114388, 142985, 228776, 285970, 457552, 571940, 915104, 1143880, 1830208, 2287760, 3660416, 4575520, 9151040, 18302080]

約数ペア:

[(1, 18302080), (2, 9151040), (4, 4575520), (5, 3660416), (8, 2287760), (10, 1830208), (16, 1143880), (20, 915104), (32, 571940), (40, 457552), (64, 285970), (80, 228776), (128, 142985), (160, 114388), (320, 57194), (640, 28597)]