1115120

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 2651616

約数和(自身を除く): 1536496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 263, 265, 424, 526, 530, 848, 1052, 1060, 1315, 2104, 2120, 2630, 4208, 4240, 5260, 10520, 13939, 21040, 27878, 55756, 69695, 111512, 139390, 223024, 278780, 557560, 1115120]

約数ペア:

[(1, 1115120), (2, 557560), (4, 278780), (5, 223024), (8, 139390), (10, 111512), (16, 69695), (20, 55756), (40, 27878), (53, 21040), (80, 13939), (106, 10520), (212, 5260), (263, 4240), (265, 4208), (424, 2630), (526, 2120), (530, 2104), (848, 1315), (1052, 1060)]