16470580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1744

約数の個数: 48

約数和(自身を含む): 40110336

約数和(自身を除く): 23639756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1657, 1988, 2485, 3314, 4970, 6628, 8285, 9940, 11599, 16570, 23198, 33140, 46396, 57995, 115990, 117647, 231980, 235294, 470588, 588235, 823529, 1176470, 1647058, 2352940, 3294116, 4117645, 8235290, 16470580]

約数ペア:

[(1, 16470580), (2, 8235290), (4, 4117645), (5, 3294116), (7, 2352940), (10, 1647058), (14, 1176470), (20, 823529), (28, 588235), (35, 470588), (70, 235294), (71, 231980), (140, 117647), (142, 115990), (284, 57995), (355, 46396), (497, 33140), (710, 23198), (994, 16570), (1420, 11599), (1657, 9940), (1988, 8285), (2485, 6628), (3314, 4970)]