2727760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4871}}^1$

素因数の和:4891

約数の個数: 40

約数和(自身を含む): 7249536

約数和(自身を除く): 4521776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4871, 9742, 19484, 24355, 34097, 38968, 48710, 68194, 77936, 97420, 136388, 170485, 194840, 272776, 340970, 389680, 545552, 681940, 1363880, 2727760]

約数ペア:

[(1, 2727760), (2, 1363880), (4, 681940), (5, 545552), (7, 389680), (8, 340970), (10, 272776), (14, 194840), (16, 170485), (20, 136388), (28, 97420), (35, 77936), (40, 68194), (56, 48710), (70, 38968), (80, 34097), (112, 24355), (140, 19484), (280, 9742), (560, 4871)]