202807760

素因数分解:

$2^4\times 5^1\times {\mathrm{2535097}}^1$

素因数の和:2535110

約数の個数: 20

約数和(自身を含む): 471528228

約数和(自身を除く): 268720468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2535097, 5070194, 10140388, 12675485, 20280776, 25350970, 40561552, 50701940, 101403880, 202807760]

約数ペア:

[(1, 202807760), (2, 101403880), (4, 50701940), (5, 40561552), (8, 25350970), (10, 20280776), (16, 12675485), (20, 10140388), (40, 5070194), (80, 2535097)]