22419880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{80071}}^1$

素因数の和:80089

約数の個数: 32

約数和(自身を含む): 57651840

約数和(自身を除く): 35231960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 80071, 160142, 320284, 400355, 560497, 640568, 800710, 1120994, 1601420, 2241988, 2802485, 3202840, 4483976, 5604970, 11209940, 22419880]

約数ペア:

[(1, 22419880), (2, 11209940), (4, 5604970), (5, 4483976), (7, 3202840), (8, 2802485), (10, 2241988), (14, 1601420), (20, 1120994), (28, 800710), (35, 640568), (40, 560497), (56, 400355), (70, 320284), (140, 160142), (280, 80071)]