22012520

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3181}}^1$

素因数の和:3365

約数の個数: 32

約数和(自身を含む): 49830120

約数和(自身を除く): 27817600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3181, 3460, 6362, 6920, 12724, 15905, 25448, 31810, 63620, 127240, 550313, 1100626, 2201252, 2751565, 4402504, 5503130, 11006260, 22012520]

約数ペア:

[(1, 22012520), (2, 11006260), (4, 5503130), (5, 4402504), (8, 2751565), (10, 2201252), (20, 1100626), (40, 550313), (173, 127240), (346, 63620), (692, 31810), (865, 25448), (1384, 15905), (1730, 12724), (3181, 6920), (3460, 6362)]