29912860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 67271904

約数和(自身を除く): 37359044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 907, 970, 1649, 1814, 1940, 3298, 3628, 4535, 6596, 8245, 9070, 15419, 16490, 18140, 30838, 32980, 61676, 77095, 87979, 154190, 175958, 308380, 351916, 439895, 879790, 1495643, 1759580, 2991286, 5982572, 7478215, 14956430, 29912860]

約数ペア:

[(1, 29912860), (2, 14956430), (4, 7478215), (5, 5982572), (10, 2991286), (17, 1759580), (20, 1495643), (34, 879790), (68, 439895), (85, 351916), (97, 308380), (170, 175958), (194, 154190), (340, 87979), (388, 77095), (485, 61676), (907, 32980), (970, 30838), (1649, 18140), (1814, 16490), (1940, 15419), (3298, 9070), (3628, 8245), (4535, 6596)]