202419760

素因数分解:

$2^4\times 5^1\times {\mathrm{2530247}}^1$

素因数の和:2530260

約数の個数: 20

約数和(自身を含む): 470626128

約数和(自身を除く): 268206368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2530247, 5060494, 10120988, 12651235, 20241976, 25302470, 40483952, 50604940, 101209880, 202419760]

約数ペア:

[(1, 202419760), (2, 101209880), (4, 50604940), (5, 40483952), (8, 25302470), (10, 20241976), (16, 12651235), (20, 10120988), (40, 5060494), (80, 2530247)]