29620780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9199}}^1$

素因数の和:9238

約数の個数: 48

約数和(自身を含む): 74188800

約数和(自身を除く): 44568020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 9199, 18398, 36796, 45995, 64393, 91990, 128786, 183980, 211577, 257572, 321965, 423154, 643930, 846308, 1057885, 1287860, 1481039, 2115770, 2962078, 4231540, 5924156, 7405195, 14810390, 29620780]

約数ペア:

[(1, 29620780), (2, 14810390), (4, 7405195), (5, 5924156), (7, 4231540), (10, 2962078), (14, 2115770), (20, 1481039), (23, 1287860), (28, 1057885), (35, 846308), (46, 643930), (70, 423154), (92, 321965), (115, 257572), (140, 211577), (161, 183980), (230, 128786), (322, 91990), (460, 64393), (644, 45995), (805, 36796), (1610, 18398), (3220, 9199)]