56109160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15761}}^1$

素因数の和:15861

約数の個数: 32

約数和(自身を含む): 127672200

約数和(自身を除く): 71563040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 15761, 31522, 63044, 78805, 126088, 157610, 315220, 630440, 1402729, 2805458, 5610916, 7013645, 11221832, 14027290, 28054580, 56109160]

約数ペア:

[(1, 56109160), (2, 28054580), (4, 14027290), (5, 11221832), (8, 7013645), (10, 5610916), (20, 2805458), (40, 1402729), (89, 630440), (178, 315220), (356, 157610), (445, 126088), (712, 78805), (890, 63044), (1780, 31522), (3560, 15761)]