11409800

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 26867700

約数和(自身を除く): 15457900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 641, 712, 890, 1282, 1780, 2225, 2564, 3205, 3560, 4450, 5128, 6410, 8900, 12820, 16025, 17800, 25640, 32050, 57049, 64100, 114098, 128200, 228196, 285245, 456392, 570490, 1140980, 1426225, 2281960, 2852450, 5704900, 11409800]

約数ペア:

[(1, 11409800), (2, 5704900), (4, 2852450), (5, 2281960), (8, 1426225), (10, 1140980), (20, 570490), (25, 456392), (40, 285245), (50, 228196), (89, 128200), (100, 114098), (178, 64100), (200, 57049), (356, 32050), (445, 25640), (641, 17800), (712, 16025), (890, 12820), (1282, 8900), (1780, 6410), (2225, 5128), (2564, 4450), (3205, 3560)]