1917202400

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{26927}}^1$

素因数の和:27036

約数の個数: 72

約数和(自身を含む): 4733134560

約数和(自身を除く): 2815932160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 160, 178, 200, 356, 400, 445, 712, 800, 890, 1424, 1780, 2225, 2848, 3560, 4450, 7120, 8900, 14240, 17800, 26927, 35600, 53854, 71200, 107708, 134635, 215416, 269270, 430832, 538540, 673175, 861664, 1077080, 1346350, 2154160, 2396503, 2692700, 4308320, 4793006, 5385400, 9586012, 10770800, 11982515, 19172024, 21541600, 23965030, 38344048, 47930060, 59912575, 76688096, 95860120, 119825150, 191720240, 239650300, 383440480, 479300600, 958601200, 1917202400]

約数ペア:

[(1, 1917202400), (2, 958601200), (4, 479300600), (5, 383440480), (8, 239650300), (10, 191720240), (16, 119825150), (20, 95860120), (25, 76688096), (32, 59912575), (40, 47930060), (50, 38344048), (80, 23965030), (89, 21541600), (100, 19172024), (160, 11982515), (178, 10770800), (200, 9586012), (356, 5385400), (400, 4793006), (445, 4308320), (712, 2692700), (800, 2396503), (890, 2154160), (1424, 1346350), (1780, 1077080), (2225, 861664), (2848, 673175), (3560, 538540), (4450, 430832), (7120, 269270), (8900, 215416), (14240, 134635), (17800, 107708), (26927, 71200), (35600, 53854)]