7622440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3889}}^1$

素因数の和:3914

約数の個数: 48

約数和(自身を含む): 19955700

約数和(自身を除く): 12333260

約数列:

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

約数ペア:

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