715120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1277}}^1$

素因数の和:1297

約数の個数: 40

約数和(自身を含む): 1901664

約数和(自身を除く): 1186544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1277, 2554, 5108, 6385, 8939, 10216, 12770, 17878, 20432, 25540, 35756, 44695, 51080, 71512, 89390, 102160, 143024, 178780, 357560, 715120]

約数ペア:

[(1, 715120), (2, 357560), (4, 178780), (5, 143024), (7, 102160), (8, 89390), (10, 71512), (14, 51080), (16, 44695), (20, 35756), (28, 25540), (35, 20432), (40, 17878), (56, 12770), (70, 10216), (80, 8939), (112, 6385), (140, 5108), (280, 2554), (560, 1277)]