11548640

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 27624240

約数和(自身を除く): 16075600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 811, 890, 1424, 1622, 1780, 2848, 3244, 3560, 4055, 6488, 7120, 8110, 12976, 14240, 16220, 25952, 32440, 64880, 72179, 129760, 144358, 288716, 360895, 577432, 721790, 1154864, 1443580, 2309728, 2887160, 5774320, 11548640]

約数ペア:

[(1, 11548640), (2, 5774320), (4, 2887160), (5, 2309728), (8, 1443580), (10, 1154864), (16, 721790), (20, 577432), (32, 360895), (40, 288716), (80, 144358), (89, 129760), (160, 72179), (178, 64880), (356, 32440), (445, 25952), (712, 16220), (811, 14240), (890, 12976), (1424, 8110), (1622, 7120), (1780, 6488), (2848, 4055), (3244, 3560)]