15244880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3889}}^1$

素因数の和:3916

約数の個数: 60

約数和(自身を含む): 41241780

約数和(自身を除く): 25996900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3889, 3920, 7778, 15556, 19445, 27223, 31112, 38890, 54446, 62224, 77780, 108892, 136115, 155560, 190561, 217784, 272230, 311120, 381122, 435568, 544460, 762244, 952805, 1088920, 1524488, 1905610, 2177840, 3048976, 3811220, 7622440, 15244880]

約数ペア:

[(1, 15244880), (2, 7622440), (4, 3811220), (5, 3048976), (7, 2177840), (8, 1905610), (10, 1524488), (14, 1088920), (16, 952805), (20, 762244), (28, 544460), (35, 435568), (40, 381122), (49, 311120), (56, 272230), (70, 217784), (80, 190561), (98, 155560), (112, 136115), (140, 108892), (196, 77780), (245, 62224), (280, 54446), (392, 38890), (490, 31112), (560, 27223), (784, 19445), (980, 15556), (1960, 7778), (3889, 3920)]