17258120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 43122240

約数和(自身を除く): 25864120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 643, 671, 1220, 1286, 1342, 2440, 2572, 2684, 3215, 3355, 5144, 5368, 6430, 6710, 7073, 12860, 13420, 14146, 25720, 26840, 28292, 35365, 39223, 56584, 70730, 78446, 141460, 156892, 196115, 282920, 313784, 392230, 431453, 784460, 862906, 1568920, 1725812, 2157265, 3451624, 4314530, 8629060, 17258120]

約数ペア:

[(1, 17258120), (2, 8629060), (4, 4314530), (5, 3451624), (8, 2157265), (10, 1725812), (11, 1568920), (20, 862906), (22, 784460), (40, 431453), (44, 392230), (55, 313784), (61, 282920), (88, 196115), (110, 156892), (122, 141460), (220, 78446), (244, 70730), (305, 56584), (440, 39223), (488, 35365), (610, 28292), (643, 26840), (671, 25720), (1220, 14146), (1286, 13420), (1342, 12860), (2440, 7073), (2572, 6710), (2684, 6430), (3215, 5368), (3355, 5144)]