28897860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25349}}^1$

素因数の和:25380

約数の個数: 48

約数和(自身を含む): 85176000

約数和(自身を除く): 56278140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 25349, 50698, 76047, 101396, 126745, 152094, 253490, 304188, 380235, 481631, 506980, 760470, 963262, 1444893, 1520940, 1926524, 2408155, 2889786, 4816310, 5779572, 7224465, 9632620, 14448930, 28897860]

約数ペア:

[(1, 28897860), (2, 14448930), (3, 9632620), (4, 7224465), (5, 5779572), (6, 4816310), (10, 2889786), (12, 2408155), (15, 1926524), (19, 1520940), (20, 1444893), (30, 963262), (38, 760470), (57, 506980), (60, 481631), (76, 380235), (95, 304188), (114, 253490), (190, 152094), (228, 126745), (285, 101396), (380, 76047), (570, 50698), (1140, 25349)]