103721840

素因数分解:

$2^4\times 5^1\times {\mathrm{1296523}}^1$

素因数の和:1296536

約数の個数: 20

約数和(自身を含む): 241153464

約数和(自身を除く): 137431624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1296523, 2593046, 5186092, 6482615, 10372184, 12965230, 20744368, 25930460, 51860920, 103721840]

約数ペア:

[(1, 103721840), (2, 51860920), (4, 25930460), (5, 20744368), (8, 12965230), (10, 10372184), (16, 6482615), (20, 5186092), (40, 2593046), (80, 1296523)]