7631960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 19897920

約数和(自身を除く): 12265960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 281, 388, 485, 562, 679, 776, 970, 1124, 1358, 1405, 1940, 1967, 2248, 2716, 2810, 3395, 3880, 3934, 5432, 5620, 6790, 7868, 9835, 11240, 13580, 15736, 19670, 27160, 27257, 39340, 54514, 78680, 109028, 136285, 190799, 218056, 272570, 381598, 545140, 763196, 953995, 1090280, 1526392, 1907990, 3815980, 7631960]

約数ペア:

[(1, 7631960), (2, 3815980), (4, 1907990), (5, 1526392), (7, 1090280), (8, 953995), (10, 763196), (14, 545140), (20, 381598), (28, 272570), (35, 218056), (40, 190799), (56, 136285), (70, 109028), (97, 78680), (140, 54514), (194, 39340), (280, 27257), (281, 27160), (388, 19670), (485, 15736), (562, 13580), (679, 11240), (776, 9835), (970, 7868), (1124, 6790), (1358, 5620), (1405, 5432), (1940, 3934), (1967, 3880), (2248, 3395), (2716, 2810)]