56805040

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3923}}^1$

素因数の和:4117

約数の個数: 40

約数和(自身を含む): 132835248

約数和(自身を除く): 76030208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 3923, 7240, 7846, 14480, 15692, 19615, 31384, 39230, 62768, 78460, 156920, 313840, 710063, 1420126, 2840252, 3550315, 5680504, 7100630, 11361008, 14201260, 28402520, 56805040]

約数ペア:

[(1, 56805040), (2, 28402520), (4, 14201260), (5, 11361008), (8, 7100630), (10, 5680504), (16, 3550315), (20, 2840252), (40, 1420126), (80, 710063), (181, 313840), (362, 156920), (724, 78460), (905, 62768), (1448, 39230), (1810, 31384), (2896, 19615), (3620, 15692), (3923, 14480), (7240, 7846)]