202279760

素因数分解:

$2^4\times 5^1\times {\mathrm{2528497}}^1$

素因数の和:2528510

約数の個数: 20

約数和(自身を含む): 470300628

約数和(自身を除く): 268020868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2528497, 5056994, 10113988, 12642485, 20227976, 25284970, 40455952, 50569940, 101139880, 202279760]

約数ペア:

[(1, 202279760), (2, 101139880), (4, 50569940), (5, 40455952), (8, 25284970), (10, 20227976), (16, 12642485), (20, 10113988), (40, 5056994), (80, 2528497)]